[HenryBemis]

Logging: do you include the logging of: your browser, your ISP, your Windows machine, your router, Google (if you are using their browser), Microsoft (if you are using their browser), VPN provider (if you are using VPN), etc.

[defrost]

I primarily include chat logs made by third parties not chatting when discussing the privacy of a chat protocol. Traffic analyis is a secondary concern.