Here we compile questions that might be useful in a survey to determine "market need and awareness":

How old are you?

Gender?

How often do you use a wiki?

How many wikis do you read?

How many wikis do you participate in actively?

Which wiki engines do you use?

If you use multiple wiki engines regularly, do you see a need for a common wiki markup?

Have you heard of Creole?

If so, what is your opinion?