TLDR; Be aware of the benefits of HTTPS. Always try to use HTTPS when using a website Always try to use HTTPS when building / developing a website, even if your site does not get any sensitive or confidential input from the user at all, or store or serve any user data. Longer version If you have not heard of HTTPS before but have heard of HTTP, I would recommend reading about it.

TLDR; Record your demos and use recording to show the demo. Or at least use the recording as a backup, in case the actual demo goes wrong. Longer version Have you ever had to do a demo to an audience? Say in a workshop to teach something, or in a talk / learning session, or to show your colleagues something cool, or just to your clients or customers in a professional setup.

TLDR; “It’s not built for this thing” “It’s not supposed to be done this way” “It has a bug. This is not expected!” “It’s too rigid, not flexible or configurable” “It does not have the feature that you want” “You are expecting it to do too much. It’s not supposed to be doing that much maybe” “Some evil corporation’s mission is to hinder you. Just kidding. Dig deep. Understand the core of the problem”