Option

Abbreviation for: if you know you know. The phrase implies that the user has dropped some sort of insider knowledge about a specific experience. Often, the post will have some callback to a particular experience that will instantly stand out to those who are “in the know,” or ironically sharing commonly known information.

A separate blockchain ledger that runs parallel with the primary blockchain.

An attack on blockchain by a group of miners controlling more than 50% of network hash rate

Coins althernative to Bitcoin