The beeping during the riff was rather irritating, but you get used to it.
Yep. And then, after about five listens, you start to love it and wish all music sounded like that.
Seriously man, that was 1965
. The only way they could get away with making a racket on record like that (and bear in mind that back then even the Beatles with their nice clean suits and chirpy harmonies were considered dangerously raucous by a lot of people) is because they were American GIs stationed in Germany, where industry standards weren't as tight and they could use their standing in the army to get it released. They made one record, freaked the living shit out of people at their live shows, and then vanished for about thirty years until underground musicians started publicly name-dropping them, and they've gained a cult following that snowballed from there.
They railed against Vietnam years before it was cool, whilst still in the army.
Oh, and they looked like this:
Twelve years later, punk happened and wasn't as punk.