I don't think algorithm is using any logic, it seems to be RNG based. Because no way a logical algorithm would reward spammy unoriginal content.

4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66 - A3287 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20 ...

4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66 - A3290 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20 ...