ASP.NET 4 URL limitations: why URL cannot contain any ? characters

Question

http://site.com/page%3fcharacter

This URL will return the following error:

Illegal characters in path.

I\'m alrea

Answer 1

Probably because that looks a lot like a malformed url.

& is used as a separator for the query string parameters i.e. site.com/page?some=20&another=15