Ahem, excuse me but can we PLEASE get back to meaningless debates over Bb horns having 8 inch lead pipes and G horns have 8.15 inch leadpipes, OBVIOUSLY making the sound louder and more refined. DUH.
Maybe instead of drum corps you should go to summer school.
Jesus christ, you pass freshman and sophomore English classes with that kind of spelling, grammar and syntax?
What violin concertos are you talking about? I've never heard any concertmasters flubbing notes on some of the hardest pieces on any recording or live performances I've heard, so I'm curious as to what you're talking about.
By the way, screamers suck, go practice