Here are two links for survey by git (version control system) and awesome(window manager) community. If you use either of these, please take out some time to fill in the questionnaire. Think of it as the simplest way to contribute back to the software you use.
Here are the links :
Note -(As found on those pages but at the bottom ) –
“If you have cookies enabled, you can always submit partially filled survey, and return to your answers at later time, completing it later.”