"Open source has already radically changed the computer industry," said Tim O'Reilly, whose publishing company, O'Reilly & Associates, makes money producing user manuals for free software.
And, in the last few years, to one or two nerdy souls who made tons of money producing movies from scripts she culled from slush piles five feet deep.
To give my age group away: I get really grumpy thinking about the waste of our, licence payer, money producing this sort of rubbish.
In today's system, production companies spend a lot of money producing film prints of their movies.
In opposition to this is his "rich dad" who never even finished the 8th grade but became "the richest man in Hawaii" by investing his smaller income in a few good money producing investments.
Studios initially lose money producing series; they make all their profits in syndication.
Telex, which is based in Tulsa, Okla., makes most of its money producing computer equipment and airline reservation systems.
Although the college provides equipment, Amo said he wanted to buy his own because he also earns money producing wedding videos.