I'm a college professor. I'm very aware of textbook prices. Most students don't read the textbook anyway, even if its something you want them to read everyday.
For intro classes, I use openstax, which are available free online. For upper-level classes, I try to pick non major publishers, ie not pearson or cengage, with much more reasonably priced books.
My version of this meme would be the prof begging the students to actually read the book he/she picked out that is free or cheap so that they are prepared for class and the students rolling their eyes and instead just going to chatgpt or chegg...