Show HN: Firefox extension to sum all your open YouTube tabs video time a addons.mozilla.org 2 tmartty 6 years ago 0 comments
HNBooks: “Astrophysics for People in a Hurry” by Neil DeGrasse Tyson t tomasmartty.com 1 tmartty 6 years ago 0 comments
Online Course Planning Checklist: Plan, Build, and Launch [Google Doc] d docs.google.com 3 tmartty 6 years ago 0 comments