Google doesn't seem to give me much and the 'Developers' page seems to require applying for access with a particular use in mind. Not sure why they require application, a rate limit for non-approved apps would let people experiment more.
Apply saying you're just curious and you'll be approved within a day. We're looking at getting rid of the approval step for sandboxed API access but for now it's faster to just apply.
Google doesn't seem to give me much and the 'Developers' page seems to require applying for access with a particular use in mind. Not sure why they require application, a rate limit for non-approved apps would let people experiment more.