[286c8cb04bda]

> Then the technical people think it's a comment, not a web address.

They would be wrong. URLs beginning with // are scheme-relative -- http://www.w3.org/TR/2012/WD-url-20120524/#resolve-a-string-...

[dragonwriter]

Which actually makes it a worse substitute for http:// for a combined technical/non-technical audience that something merely potentially confusable with a comment by a technical audience.

[MichaelGG]

If it's a URI. The issue here is there's no context to determine what it is, so the rules for parsing a URI aren't involved.