• Playable ghost teens and children are now properly assigned to a school.
• Custom paintings can now be properly placed above objects that are placed up against a wall and leave enough wall space.
• The “Call Over” Interaction is now available on seated Sims.
• Reduced the urge for neat Sims to put away fire pits.
• Neighbours will no longer gather to watch a burglar that hasn’t yet stolen anything.
• The “Maywood Glen” community lot is now properly classified as a park.
• “Omni-Plant” opportunity has a higher chance of appearing.
• Painting valued painting wishes are easier to fulfil.
• Number of Books Read in the writing skill journal now counts number of books finished instead of the number of books started.
• Sims will no longer attempt to use laptops when they are ungreeted visitors.
• “Befriend All Co-workers” wish is no longer fulfilled by switching to a job with no co-workers.
• Fixed a problem where the incorrect clothing was displayed on a Sim in the game launcher icon.
• Harvestables on harvest ready plants will not get occasionally lost during import/export.
• Opportunity to improve athletic skill will no longer appear when athletic skill is full.
• “Play a Game with Sim” wish now fulfils from “Playing Foosball.”
• Sims will now get the “Witnessed Divorce” moodlet from watching other married Sims break up.
• Stocked ponds are properly preserved when shared.
• Sims will no longer occasionally fail to walk a path involving four or more flights of stairs.
• A player is now able to complete the “Upgrade Audio Lite by LoFi” Wish.
• Prevented a game freeze that occurred when placing a lot while in “Cameraman Mode.”
• Sims no longer have the rare chance of getting permanently stuck while socializing.
• Non-player Sim autonomy now runs more quickly for Sims on screen and nearby (neighbours won’t spend time standing in their front yards or not moving on community lots)
• Fixed a rare case in which the skewer thumbnail of an NPC could disappear during a private wedding.
• “Become Enemies with Child” wish no longer appears.
• “Quit Job” wish will now fulfil if Sim gets a new job and is forced to quit the old one.
• Stairs are no longer allowed to be deleted while in use.
• Prevented a case where toddlers were allowed to escape a lot and wander freely.
• Fixed a rare case where a toddler’s teddy bear could get permanently stuck in their inventory.
• “Clean High Chair” wish properly fulfils.
• “SimLife Goggles” are no longer duplicated after moving.
• The “Raid Criminals” interaction can now be properly resumed after saving and loading while it is in progress.
• Sims will no longer get a wish to ask their husband to be their boyfriend.
• Fix for a possible crash when disconnecting headphones during gameplay.
• Relationships are properly preserved when merging a newly created household into an existing household.
• “Play with Toy” wish properly fulfils when a child Sim plays with the teddy bear.
• Fixed an error that occurred when deleting an outfit preset that a Sim was wearing.
• Lot pricing was corrected in edit town. The price of trees and bushes is now properly accounted for. Various community lot objects no longer provide negative value to a lot.
• “Woohoo” interaction now counts as a romantic interaction.
• Wish to “See Child Become a Genius” now auto cancels once it is no longer possible to fulfil.
• Sheet music can no longer be chosen from the bookshelf interactions. This prevents a situation in which Sims could no longer learn particular songs.
• Fixes a rare case where a revived ghost could become stuck in the science lab if a household was split.
• “Eat Food at Park” wish now fulfils properly.
• Parents will no longer wish to “See Sim Get Married” for their already married children.
• Kleptomaniac Sims can no longer return items currently being used by other Sims.
• Fixes a rare case in which a blank thumbnail could appear in the family inventory after a Sim had been kicked out.
• Fixes a rare case in which a blank thumbnail could appear in the family inventory after a Kleptomaniac Sim swiped something.
• ATI video driver’s “Adaptive Aantialiasing” option conflicts with ingame “Edge Smoothing.” The combination causes visual corruption. A note has been added to the readme encouraging players not to enable these two features at the same time.
• Medium-sized, high quality in-game videos can now be successfully uploaded via the launcher.
• Fixed a case where “Breakup with Sim” wasn’t correctly fulfilling.
• Fix for a case where rapidly clicking on Sim traits could crash the game.
• Toddler’s body no longer deforms when “Watching TV” after “Learning to Talk.”
• Sims can now use “Charming Introduction” on Sims invited over to a home lot.
• Gardening skill gain no longer continues if gardening channel viewing is interrupted.
• Child Sims no longer deform after “Watching a Concert.”
• Eating specific prepared meals no longer has an impact on an unborn baby’s gender.
• Fixed a hang that could occur when moving away from a house with harvestable plants growing on it.
• Merge household bed and fridge requirements are no longer enforced on lots that are being abandoned.
• Fixed a problem, where through specific timing, objects could become unusable if the game is saved while they are being placed in a Sim’s inventory.
• The Sims 3 is now properly categorized as a game in the Windows Vista Games Explorer.
• A selected object in buy or build mode now stays attached to the cursor as the player scrolls the camera with the direction keys.
• Fences no longer occlude sound.
• Terrain enclosed by walls and a roof is now properly lit.
• Puddles will properly conform to uneven terrain.
• Prevented problematic routing behaviour that occurs when replacing an object mid route.
• Corrected various grammar and spelling mistakes.
• Deleted screenshots no longer remain listed in the launcher.
• “Dance Together” and “Tutor Sim in Skill…” no longer appear on Sims at inappropriate times.
• “Non-hydrophobic” Sims will no longer panic while swimming.
• The Magic Gnome text notification now displays the proper icon.
• Exposed floor tile edges have changed in colour.
• Fixed a problem where counters would occasionally turn black while selecting certain objects in build mode.
• Fixed a rare instance where at map level the bulldozer tool could leave a blue hole in the ground.
• The option to “Adjust Tree Detail” now properly displays a “Restart Required” message.
• “Spying on the Cuisine” opportunity can now be fulfilled by selecting to “Eat Outside” at the Bistro.
• Refreshing doors no longer causes them to lose their front door status.
• A child that ages to a teen will no longer receive the wish to “Talk about New Job.”
• “View” interaction will not be duplicated when placing objects on the “Nearly Perfect Pedestal.”
• Up arrow can now be used when placing a house from the library.
• A faint line is no longer visible on the heads of babies.
• Fish are no longer duplicated in the fridge when moving homes.
• All dfc-gorilla (update installer) messages will now appear properly translated.
• Fix for a rare case in which a Sim could be teleported to an invalid location if the game was reloaded while they were “Changing Outfit.”
• Fixed a problem where bulldozed lots were not being properly lit at map level.
• Sims who run into obstacles placed directly in front of them, no longer get stuck.
• Babies and Toddlers will no longer be left alone if the household is split up or merged through edit town, a babysitter will be called.
• Fixed a rare case in which a Sim remains on the wrong lot after moving.
• Guitar Skill level 10 text notification no longer mentions purchasing new songs from the bookstore.
• Fixed a rare case where the social worker’s vehicle could be left behind on a lot.
• Korean GRB rating is now available to use in Windows Parental Controls.
• The Simsâ„¢ 3 now supports more than 2000 concurrent save games.
• Custom Music will no longer be assigned as a favourite randomly.
• Fixed a rare case where “Accept” would be unavailable in Create-A-Sim after undoing while accepting a Sim from “Play with Genetics.”
• Children Sims will no longer attempt to knock over blocks at the same time.
• Fixed child animation when putting away the birthday cake.
• Fish no longer appear on dry ground of lots that have been converted to residential lots .
• Bulldozing a lot with collectable spawners no longer destroys the spawners.
• A family with only a toddler is no longer allowed to be saved to the library.
• Placing small objects on the front slot of the dresser will no longer block the dresser from being used.
• Sims no longer fail to view decorative objects placed on a fireplace mantle.
• Sims now build relationship through the “Tutor” interaction.
• Fixed a minor error that occurred while loading a game where the dresser was in use.
• Fix for misaligned water effects on a particular sink.
• “Likes Work” moodlet is now properly removed if “Workaholic” trait is changed or removed.
• Purchasing “SimLife Goggles” now fulfils the “Buy Video Game” wish.
• Cancelling the installation of a queue of downloaded items now works properly.
• “Collection Helper” is properly displayed when picked up in buy mode.
• Fixes some cases of objects being improperly assigned type in the launcher.
• The player can no longer delete a tombstone that is being used by a ghost.
• Fixed a rare routing failure that could happen when attempting to route to an enclosed object on an inactive floor.
• Televisions no longer play video after they are burned or broken.
• Under certain circumstances, Sims will now choose smarter lot entry locations.
• “Amateur Olympics” Opportunity notification now mentions event times.
• Sims can no longer “Try for Baby” with the Grim Reaper.
• Fixed a rare case where a Sim could start painting but the canvas was not visible.
• Fixed a rare case where the police cruiser could be left in front of the police station.
• “Sabotage” interaction is now available under more conditions.
• Deeds will now stack in the inventory and a “Collect All” interaction can be used on them.
• The Riverview download now displays the proper size for the entire duration of the download.
• Fix for children playing improper animations when trying to cook.
• Fixed an error that occurred when removing the moodlet manager from the inventory of a Sim that was in the process of using the moodlet manager.
• “Upgrade Object” wish correctly filters out gates.
• Various premade Sims downloaded from the exchange are now sorting into the correct age category.
• Buildings will keep the appropriate lights when zooming in and out at night-time.
• Fixed a very slow memory leak triggered by the “Fertilize” interaction.
• Adding support for the NVIDIA Ion.
• Roofing is now visible on low end Intel video cards.
• Replaced a duplicate hat style for elder females.
• Game speed no longer affects the playback of audio stings.
• NPC’s automobiles are no longer purged from inventory.
• Added support for the NVIDIA GeForce GTS 250.
• Mac Only: Custom Content, Screenshots or video added to Documents/User/Electronic Arts/The Sims 3/… while the game is running will now show up in the Launcher.
• Mac Only: The Mac version of The Simsâ„¢ 3 now supports Shader Model 3.0 graphics features. (excluding the NVIDIA GeForce 7300GT and 7600GT cards)
• Mac Only: The high lighting quality Sim shader has been enabled in Create-A-Sim.
• Mac Only: Added a warning message upon attempting to delete a downloaded world (Riverview) that associated save files will be lost.
• Mac Only: Enabled depth texture support (shadows) on all supported video cards.
• Mac Only: The user interface is no longer improperly displayed in ingame reflections.

Thanks to ConnorJack for the info.