Thanks, Craig! SPUD means Steem Power Up Day... It was organized by @streetstyle and it is an event that takes place every 1st of the month... If you win the competition you can get some nice rewards... ;)
This was the post BEFORE the start https://steemit.com/spud/@streetstyle/spud-7-the-climb-to-the-top-begins-november-1-2019-begins-steem-blockchain-community
Check it out.. ;)