Absolutely agree. Maybe send them an e-mail? Though it shoudln’t be too hard to convert using Calibre. Hopefully the resulting file is properly formatted. Regardless, they should definitely provide an .epub version. Shoot them an e-mail!
I disagree. “street legal” IS anarchy. Anarchy may not be only street-legal, but it also is. Anarchy is anything whose goal is the abolition of hierarchies. Mutual Aid is anarchy. Is mutual aid not street legal? It is.
I think you have the wrong idea of what Anarchy is. Anarchy needs not be “chaos”. Anarchy is cooperation.
I find tuta.com much better than proton. I always found proton unnecessarily expensive.