chromium --app="https://teams.microsoft.com/" --class=WebApp-MSBugs7061 --user-data-dir=${HOME}/.local/share/ice/profiles/MSBugs7061-Microsoft-Teams --incognito --new-window

The launcher is called: 'google-chrome-stable'
Custom flags should be put directly in: ~/.config/chrome-flags.conf

DevConsole:
http://frontender.info/chrome-developer-tools/

tabs
chrome://net-internals

presentations
2018
NEW Debugger Features for JavaScript
    https://www.youtube.com/watch?v=foDOYyWNg3I

sync
https://chrome.google.com/sync
https://support.google.com/chrome/answer/165139