@curiouscat163 yep ;)
https://www.reddit.com/r/Bitcoin/comments/ty0i0b/comment/i4odasg/?utm_source=share&utm_medium=web2x&context=3
I've been working this problem for nearly 3 hours. I came up with it independently 3 hours ago and found this thread. 0.133 lbs per watt 2.94...