It has popped up organically my whole life, presumably from a lack of trust of pharmaceutical companies and government health agencies. Some risks of certain vaccines have been overvalued by the population and spread. Then there is the inorganic spread which has value on an intranational level. “If my rival is largely antivax I’m at an advantage” etc

Noticed a while back that Google wouldn’t do direct unit conversions for you unless you’re using Chrome.

Your only compatibility wall is the play store. If you’ve got the apk you’re installing 9/10 times. Apk repos are great.