Printmaking
font design
laser printer -> inkjet printer
epson printer -> pdf -> html -> net browser
Rent for an apt in San Fran is around $6000 today, while it was $1000 in Toronto last year. How did San Francisco's housing crisis affect your ability to make money off your old junk?
Craig Newmark was looking for an apt in San Fran. Being such a competitive market, Craig needed a tool. He created a mailing lists, a list of apartments for rent. After a few years he converted it to a webpage and called it Craig's List. To this day he lets people sell and buy junk for free, and only charges for real estate ads.
lotus123 -> office
usenet -> invention of domain names -> rent extraction scheme that's 404'd half the net
mailin lists -> website
mcdonalds.com -> dropcatch
eastbay -> ebay
dns
irc -> anonymous
jpb
One could argue that the net came about primarily as a way to share photos.
Laser printing became popular. Because of the increase in printing ability, printing became faster and accessible and people wanted to share images faster. New tools needed to be made to deal with this demand and one was HTML, a computer language designed to print documents. So people chose to share images on the web using HTML.