Did you ever check craigslist?
And about wasting time. Some would say that any hobby (diving?) is a waste of time. Melting lead and molding useful things during your spare time can be fun. And I even enjoy changing my own oil, which also is not "cost effective", but is rewarding.
And about wasting time. Some would say that any hobby (diving?) is a waste of time. Melting lead and molding useful things during your spare time can be fun. And I even enjoy changing my own oil, which also is not "cost effective", but is rewarding.