As a huge proponent of org-mode I completely agree. Collaboration today via online tools is largely required in most jobs now. For personal TODOs, I still use

As a huge proponent of org-mode I completely agree. Collaboration today via online tools is largely required in most jobs now. For personal TODOs, I still use SCHEDULED/DEADLINE in org-mode, but for anything via a calendar, Google Calendar is my read-write interface. I used a separate tool [0] to quickly read my calendars and populate a read-only org-mode file for my org agenda. This puts my schedule in it's entirety in my org-mode agenda, but also has all the benefits of using google calendar. [0]: https://github.com/codemac/gcalorg https://github.com/codemac/gcalorg