Solo blocks are rare - most attempts won't find one. Check your odds
https://lnsolo.com/calculator
https://blossom.primal.net/b96fbe9aa3d88558fcf63d5eec6b62105aaee56912a7c83ab2bab8cc4330b451.jpg
Proof of Work in its purest form — low probability, high conviction, and zero shortcuts.