It isn't something I ever needed to do when I used Samsung phones, but I can appreciate why it might frustrate some users.
Are you referring to additional storage? To be honest, that's the only thing I've paid extra for with my iPhone.
Hardly. Most unbiased reviews struggle to separate them.
I used Android phones for years, right up until the Samsung Galaxy 8. All but my Galaxy 7 Edge were prone to software glitches and the Galaxy 8 used to overheat. The iPhone X took a few weeks to get...