Most other markets actually have periods when they don't have a matching engine running because the instrument or settlement is country specific. Crypto has 24

Most other markets actually have periods when they don't have a matching engine running because the instrument or settlement is country specific. Crypto has 24 hour liquidity. There are periods that are quieter but it is 24/7 unlike, for example, a typical equities exchange. (How I know, 25 years writing exchanges).