First, that would take actual hard work, and money.
Second, someone has already done the work for you, as they should, and started a company for you to have a say in.
Maybe just listening to the awesome Russian music from the Tetris soundtrack has the same therapeutic effect.
what recent high-end phone from a major manufacturer has a removable battery? High-end meaning performance good enough to compete with iphone 7.
This is not a satirical question, I honestly don't know and would like to find out which of the latest iphone competitors has a removable battery.
The means-and-ends moralists, or non-doers, always end up on their ends without any means. -- Saul Alinsky