Is there any large group representing App developers that could manage the large-scale negotiation and legal wrangling required to force Apple and Google to be more helpful when rejecting legitimate applications? When I worked in Google (Ads, then later in Recommendations for Play and youtube) people often said this was intention to avoid teaching spammers how to get around the rules. But it's clear there are enough…
A union for customers of monolithic tech companies who provide negligent support could be cool.
Google/Apple giving you shit? Give them the finger and put your app on another store. There's no stronger bargaining chip than the free market.