A crowdfund - we're proposing to build a commercial-grade application for mainstream use, and the kind of development involved as well as other costs like legal and community management have to be funded to be sustainable and done right, though we've always been open to suggestions on how to best do that.

Note that we've proposed a strictly milestone-based multisig escrow release plan, where funds are released only as we deliver on the key components, shielding coin buyers from non-delivery and exchange risk. You can find more details here