Just tested an awesome feature by @myk 
On https://www.onchaingift.com you can create, send/receive gifts right on-chain — tokens, NFTs on our favorite Base.

I made a test gift, and it's up for grabs! Here's how to claim it:

1. Go to the website. 
2. Click "Claim Gift" and enter the secret phrase to unlock it (pinned in the comments).
3. Enjoy!🎁

Another on-chain gift! To participate, solve the riddle below and leave your answer in the comments. If you get it right, I'll send you a secret phrase that unlocks your gift. Good luck!
Riddle:
I’m not a coin, but I’m vital to trade,
Without me, some swaps would quickly degrade.
What am I?