Look at this:

0 Imp 0 = 1
0 Imp 1 = 1
1 Imp 0 = 0
1 Imp 1 = 1

What possibly could you need the imp operator for? I have never used it, never seen it used, never heared of it, don't know what it is good for, and everything else tells me Imp is the most useless operator in vb. Is it?