Well maintained 50 yr.old B3, no problem.
Well maintained 100 yr. old Steinway, no problem.
Well maintained 17 yr. old synth, no way.

One is 100% craftsmanship - the Steinway.
One is 50% craftsmanship, 25% technology, and 25% genius - the B3.
One is 100% technology (17 yr.old technology) - the KN2000.

MiniMoogs and Prophet 5's still sound pretty good but who needs them, 'cause now we've got the Mediastation . Time marches on. So should you. Donate that thing to the Smithsonian or send it to James to sample. Patents should have expired by now .

chas