[jbob2000]

The people you’re hoping to sell this to aren’t interested in programming.

If you can’t sit down for an hour to learn something, you’re going to hate programming because that’s literally the entire job.

[teddyh]

You’re thinking of the readers, not the buyers. This is an important distinction, since they may not overlap much.

I.e. this might be one of those books which is meant to be bought as gifts for others, regardless of whether the recipient will read them or not.