...but some people do read them.
There are several entities that bury give-aways or discounts in that text.
This is from 2005... It Pays To Read License Agreements
...but the guy got $1000 USD for reading the EULA.
I've seen offers for free games (which I did not want) in some EULAs.
I read them so that I know if I can use the software where I work and/or where I volunteer.