As long as Google reports 90% of the revenue from a single stream (Ads), anything else is a pet project that can be canceled or left to rot since there is no strong incentive to keep working on it. I try to back up whatever work I do on any Google service. Fool me once, shame on you; fool me twice, shame on me -> Google graveyard for more info: https://www.lifewire.com/google-graveyard-products-1616198