There some proposal questions that start with Why1.
Should this questions be supported by references to secondary and tertiay sources like a press release, a lecture or interview, or literature review and enciclopedic works?
How it's expected that questions that imply the requrirement of primary sources be handled? Will they be closed or allowed?
1: Proposal questions that ask Why
Why does google made Android?
- Why doodle introduced by Google?
- Why are ChromeOS and Android both based on Linux?