ttp is a small and fast protocol. 

it is used within environments where people forget the 'h' before the url,
like chats, mails, etc.

it doesn't transfer any data.
it doesn't have any overhead.
it doesn't have any sense.

it is ttp.

Submission to the Journal of Universal Rejection (JofUR)

ttp was submitted to JofUR and rejected on 2011-03-04.

Irssi transformation plugin

Ville Likitalo hosts a ttp irssi plugin that hypertransforms ttp and ttps (not described here) to http and https.