However, one thing you can't do is set higher fees for routing payments coming from a specific channel.
Like a fee map for every i,j, incoming channel i, on outbound channel j, set the fee to c_{ij}
I always wanted to do this because funnily enough when my routing node was connected to Stacker.News, they were the ones liquidity squeezing me! Unintentionally I'm sure, but it happened haha
i,j, incoming channeli, on outbound channelj, set the fee toc_{ij}