[quarterwave]

i used to be a college teacher for several years & my sympathies are with the author.

Advice for those considering this path in science/tech - learn to write code on the side. Pick something mainstream that will be around for a while, and which you can tap for a sideline. Develop deep expertise, spend as much time continually educating yourself as you do for others.

[mtbcoder]

Contract programming parallels much of what he says about contract teaching, with the added difficulty of having to track down and find projects to work on.

"Learn to code in order to generate side income" isn't as simple as it sounds. I wish people would stop perpetuating this myth.