you mean like my kid's class a few years back, where the 'textbook' was about $75, and was written by the person getting paid to teach the class, and was just a

you mean like my kid's class a few years back, where the 'textbook' was about $75, and was written by the person getting paid to teach the class, and was just about 150 pages of plain white paper stapled together with no binding? Get paid to teach the class, and then also make 100 or more students pay for some photocopies, the money which goes directly into the professors pocket - oh yea, and then change a few paragraphs each year and tell next year's class they can't rely on previous years books - i.e. no resale market for the 'book' you just bought.