A good read for all the pick'n people

I thought you may want to read https://www.electro-tech-online.com/custompdfs/2009/03/MARCH20200920microSOLUTIONS.pdf
And this is about 18fxxx YouTube - PIC18 Overview

I also found a good brochure while finding the microchip site.

A summary of 8 bit microcontrollers that we are currently using (Baseline, Midrange & High performance)

A quick microcontroller selection on sudden customer request designs

Here it is.