[leetrout]

He is saying he developed structuring and documenting as a habit and now it is second nature and doesn't cost extra effort. And since he is the one maintaining the code and coming back to it he is the primary beneficiary and is doing his future self a favor with the extra details.

[ChrisMarshallNY]

That’s pretty much it.

Also, these days, I tend to design “iteratively,” so the structure and documentation help a lot.

That’s not something I could have done in my yute.

I talk about the way I do code documentation, here: https://littlegreenviper.com/miscellany/leaving-a-legacy/