Friction fires aren't necessarily always the easiest way to start a fire, if you have any common metal, lens or reflective surface to hand there are way easier techniques
You shouldn't take a 'part' at face value you should take the whole at face value (that is to say, including any other texts that outwardly state what kind of striking people are permitted to engage in), but yes there is a kind of striking of the wife that Allah permitted and anyone who denies this is illiterate or coping.
I'm guessing you think this because as you've stated elsewhere you were taught in Iran, where they often opt for 'tafsir batiniyya' (esoteric interpretation) as opposed to just taking the texts at their dhahir (apparent) meaning. You might find the works of someone like Ibn Hazm refreshing, since he talks about this sort of thing alot.
The practice of people divorcing texts from their linguistic meaning isn't something unique to the Qur'an, by that logic anything can mean anything and it's very useful for certain people, but since you're obviously able to understand what I'm saying there has to be some underlying structure.
so how are they going to deal with a transaction that's 1000 euros one day, and less than that another day. Plus they have no idea what's going on on Monero, which is what most people are using to actually trade goods, so this basically only applies to legacy crypto & shitcoins
it was not enough to have man made horrors beyond our comprehension, we also had to go and cause man made horrors without even being aware of our lack of comprehension