Same for me - I can use almost any mouse going just fine, but any shade of the Mighty Mouse feels instantly painful to me. Also, on the original Mighty Mouse I

Same for me - I can use almost any mouse going just fine, but any shade of the Mighty Mouse feels instantly painful to me. Also, on the original Mighty Mouse I used to use, I frequently found however hard I pressed, I couldn't click it - my hand just didn't correctly align with where I was supposed to apply pressure.