Editorial: [Keep/Drop, Simplify, Expand, Re-write, Re-organize, Move]

[Fiach-Dubh]

Which part needs editing?
Which part of the book needs editing? Filename, line?
Ch13 13_wire_protocol.asciidoc

What editing does this need?
Some options: Keep/Drop, Simplify, Expand, Re-write, Re-organize, Move

grammar, remove a word "to"

How does it currently read?
Copy the text that needs editing, if it is small enough

"In other words, feature bits are used as an upgrade discoverability mechanism: they easily allow to peers to understand if they are compatible or not based on the concepts of optional, required, and unknown feature bits."

How should it read?
Write a recommended solution here, if you can!

"In other words, feature bits are used as an upgrade discoverability mechanism: they easily allow peers to understand if they are compatible or not based on the concepts of optional, required, and unknown feature bits."