In order to improve browser testing tools, release engineering team has created browser testing user satisfaction survey:
It should take you up to 5 minutes. Most of the questions have simple 5 level linear scale. There are 5 sections, and the last question in each section will be free form text field, so you can leave comments on anything we forgot to ask.
For details about the survey, feel free to take a look at phabricator task:
https://phabricator.wikimedia.org/T131123
Željko