- Add cool new tech to projects you're working on with ten other people. Ensure only one other person knows.

- Name all your variables 'data'.

- Copy and paste everywhere. People will think they've fixed a bug, and they have, but you've got seven slightly different copies of the function that needed fixing and now there's six left.

- Take a project that's using one of those 'prettier' 'black' style tools to avoid bike-shedding discussions about linting. Change the options because you prefer different ones. Start a bike-shedding discussion about linting.

- Use multiple divs for a single circle-shaped avatar.