Disclaimer: Caution should be taken when making purchases and although the information provided gives you some indication of trustworthiness, ultimately we do not and cannot provide assurance that the company is legitimate or should be trusted.

Mr. Abada has good hands-on experience, and has made his own tutorial mini-miner with ASIC chips scraped from earlier version miners, covered by CNBC https://www.cnbc.com/2021/07/28/bitcoin-mini-rig-875-dollars-mine-from-starbucks.html