There’s no real evidence that points us towards believing we had any sort of aquatic heritage. The lack of fur is more because thermoregulation and the need for sweat to evaporate from the body. Can’t exactly sweat a bunch with a lot of fur and see the cooling effects.

Back in 2005 it was pretty much no longer a consideration for professional anthropologists. Are the adaptations beneficial for going into the water? Sure. But are they the driving factor for human evolution? I don’t think so and the rest of the scientific community seems to think that as well based off the evidence that we are aware of.