What's the most common topic you have seen to be discussed on twitter related to The Sims community?
None, I use twitter very rarely.
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Updates and what content people hope for in future packs/updates
New content / gameplay issues
Designs
Probably the updates and new content. Kits are a very talked about topic and it causes some disagreements but I find it to be very respectful most of the time and most of the dissatisfaction is towards ea and not each other.
Building techniques, tips n tricks
The newest update, the pronoun update, making the game laggy.