User blog comment:Knc1w2h3n4c5t/The Sims 4 is NOT Open World - Thoughts?/@comment-68.97.47.60-20140613230935/@comment-25056550-20140614000931

Swimming is probably just not finished yet, the same as the Baby and Toddler life stages. These will probably be showcased at Gamescom. It's just hard to believe they would not include swimming at the base game. And Create-A-Style will probably be released some time after the game's release.