Anyone can submit an idea to the IETF, and having a clean Kramdown-RFC (a Markdown variant) template like this to do it can be very useful: the file `draft-crockford-davis-base32-for-humans.md` serves as a good example and a solid template to write an IETF standard draft or proposal. Here is the rendered draft on the Datatracker:
https://datatracker.ietf.org/doc/draft-crockford-davis-base3...As the Datatracker page notes: "This document is an Internet-Draft (I-D). Anyone may submit an I-D to the IETF. This I-D is not endorsed by the IETF and has no formal standing in the IETF standards process."