What are some alternatives?
When comparing TERRA and "New Mac Smell" Candle, you can also consider the following products
Crypto Candle - Burn your candle and earn some Bitcoin
Keap - Candles made better
The Original Trump Candle - Donald Trump candle for all to watch melt away
WTF Prank Candles - They start smelling great, & then, WTF!?
SatsHi - Earn bitcoins by live-streaming yourself ⚡