Ah ha, nitrojiber, I feel your pain. I bought three M3's for the fronts over three years ago while living in a smaller house-then we moved to a larger house-M50's were our obvious answer. To help fill the new house, our youngest daughter gave us her four kids! They too like to eat! I have an advantage though; no upgrade past the M50! So I can keep on reading these posts for ever and ever,and ever.