Rich businessmen have expensive hobbies, and those can look a lot like real businesses. Jeff could also buy a couple oceanographic research vessels tomorrow, spend a few years looking for sunken Spanish treasure ships, then get bored and sell the whole "business" in a liquidation auction.
Yes, Jeff and his companies keep making idealistic, pro-social statements. Unfortunately, such statements are little more than socially mandated lies. Which millions of people really want to believe - so be cautious about calling them out.