Fractal Bitcoin is the only Bitcoin scaling solution that uses the Bitcoin Core code itself to recursively scale unlimited layers on top of the world’s most-secure and -held blockchain. Source: www.fractalbitcoin.io
Mining solo with 100 Th/s The FB network have an estimate of 2880 blocks per day, and a network hashrate of 557.55 EH/s. With a hashrate of 100 Th/s, which equals to 0.0000179% of the network, you will have 0.0517% chance of finding a block in a day. On average, you will find 1 block every 1936 days at the current network hashrate.