Developers are definitely worth their weight in gold. The Royal Canadian Mint has introduced a digital currency called MintChip and has thrown open a Developer Challenge. The challenge wants developers to create digital payment solutions using the MintChip API and the best applications stand to win gold. Yes, you read that right, actual physical gold.
The Web Payments Working Group has published the first public drafts of payment specifications which include a Payment Request API, payment method identifiers, and basic card payment. The basic idea behind the specifications is to make payments easier and more secure for end users.