More than a few times, Techi readers have called me out in the comments section about my abuse of the word ‘rad’. Indeed, some have even refused to believe my endorsement or recommendation of a service, product or idea unless I say it. Suffice it to say, it seems to be my catchphrase. But let me tell you about something that isn’t rad. Something that could be rad, but verifiably isn’t. For now. That something is iTunes 10. I literally stayed up all night, moving some new music and fiddling around with the latest version of Apple’s music player, and guys. I have got to say. I’m not impressed. Now, bear in…