Just don't ask us about these desktop models. The reason I got the Epson 2000P was for the archival purpose. For that I guess I got my money's worth. But that is just the tip of the iceberg. We have collected all the information available to us from actual end-users.
Reports are available by e-mail.
Do not, however, let your experiences with desktop printers influence your decision to buy wide format printers. They are definitely not perfect, but all other printers also have a few quirks and weak points. For some uses the Epson 7500 is actually an ideal choice. There are two ways to buy an Epson printer. Buy, then try to figure out how to make it work.