What has the what's app team made other than the what's app app? Why didn't they release the innovations on chat that openai has come up with? The question is

What has the what's app team made other than the what's app app? Why didn't they release the innovations on chat that openai has come up with? The question isn't can it be done with a small team, it's "what have you done for me lately?" Yesterday's growth has already been factored into the stock price, what's the thing that will double it next?