In order to demonstrate some new features / issues etc. it's sometimes quite handy to use short screen captures. The only problem is that they are most of the times too large to share easily or it's just not possible to seamlessly add them to GitHub issues.
One of things that kept bugging me at work was a problem a lot of may be familiar with: switching contexts far too often. Colleagues come and ask questions, mails arrive, notifications pop up - a typical workday for me is often interrupted by various things, some more, some less