21 Buttons
PSA for the exponential function
Number go up slow.
Then fast.
We at 21 Buttons welcome you to our Public Service Announcement for the exponential function. There will only ever be 21 of these buttons.
Each button will be shipped as directed by the collector with an authentication certificate containing its likeness, title, and price.
Buttons marked as SOLD are no longer available. Claims are determined in the order of payments made: first LN address to send full payment wins bid to receive the respective button. All non-winning bids will be refunded to the sending LN address.
Priced in USD but only Bitcoin accepted. Go.
Reach Us At:
[email protected]