After reading the Grid FAQ again and again, I still feel uncertain about what #TheGrid really is...
A template engine? Data analytics APIs? Robot swarm? Next (ancient) series of programming paradigms?
I just became what they're calling a "founding member" (https://thegrid.io/#2389). Let us call it a sort of "personal venture" ^_
Who said #bitcoin has no real use cases (ouch, the transaction has not yet been confirmed, since blockchain verification takes a bit longer than traditional transations)?
By the way, there is a very complete presentation of the topic by @paulgreg at Bitcoin & cryptocurrencies
#Curiosity doesn't always come free of charge and of course, we're quite far from Mars exploration.
*EDIT* I've added a page about The Grid (http://indiewebcamp.com/projects#TheGrid) to the #IndieWebCamp project wiki.