ZIp ?????

I was looking for a zip drive on EBAy and noticed that one seller stated that his was not MPC compatible.... So that brings me to this....
What makes a ZIP drive compatible for the MPC......

forgive me if this is a reg.. question..........

and trust me I am searching for threads as well.....one

I just ordered a Zip Drive from ScsiforSamplers.com and it works great.
I ordered it Monday and I got it yesterday.

I'll check em out ... thanx