Minor edits

[plaindocs]

• why do we split things into files here (only?)
• Is it worth talking about why we choose the order we do in the algothrithm in 4.x?
• in L62 of simple-db.m:

4. Empty payloads are allowed. In this case, the command is
   PUBLISH \n.

Does this mean if the payload is emppty the command is determined to be PUBLISH. Or does it mean that only PUBLISH can have an empty payload.

[jonathanpallant]

why do we split things into files here (only?)

Do you mean the exercise text?

[plaindocs]

why do we split things into files here (only?)

Do you mean the exercise text?

Yep, sorry. It's mostly just a consistency thing, along with things like headings of Help, Knowledge, or whether solutions are shown with a reveal or inline.

[jonathanpallant]

written by different people at different times :/

[plaindocs]

Yep, absolutely. If you're keep we could define the structure we want to adhere to, and possibly lint it or just spend some time manually making the older ones match the current format. But it's probably not bang for buck right now.

[jonathanpallant]

Does this mean if the payload is emppty the command is determined to be PUBLISH. Or does it mean that only PUBLISH can have an empty payload.

PUBLISH is the only command that can have a payload - there are only two commands and the other command does not take a payload. But I guess it should be "Sending a PUBLISH with an empty payload is allowed. In this case the command..."