follow-up (2)
järelkaja
olemus
vastussõnum võrgufoorumil
Wiktionary:
2. (Internet) a posted message on a newsgroup, etc. in reply to a previous one
ülevaateid
https://en.wikipedia.org/wiki/Crossposting
https://www.chebucto.ns.ca/Help/News/UsenetBasics.html