

Not all mediatek chipsets are problematic and even then it can really depend on distribution. Not all of them have the same issues either, which when combined with awful naming schemes just makes the whole situation a mess. When they work they are fine enough, but Intel tends to just work on everything with Linux.
With equal (ie unlimited) access to both Ketamine is going to be a lot faster. They will both cause psychosis eventually, and both cause irreversible harm to major organs (kidneys/bladder and pancreas) after sustained use, but alcohol takes between 10-20 years of solid abuse before it starts to do serious damage, Ketamine only takes months to a few years.