Independence Day. Tell them it’s a documentary.
Somebody is paying about $1/month for this.
LineageOS/ GrapheneOS/ CalyxOS/ e.foundation
Aren’t all of those Android derivatives?
I think Ubuntu Touch, or postmarketOS would be more in line with what OP is asking.
As a kid, I was taught to tip 15% for standard service. I still do that today.
20% is for exceptional service. 10% for mediocre. 2¢ for service that’s so bad they should probably think about getting a different job.
Anyway, getting 15% is still very easy. Get 10% the way you said. Now add half of that.