<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjItMTIvOGE1YjBjM2YtZWY3Zi00ZTRlLWI0M2UtNzc3N2Y4ZThhYzllLmpwZw==.jpg"></p><p>Bitcoin mining difficulty has dropped by its biggest margin since July 2021 amid difficult conditions for miners.</p>