Earlier quoted context omitted.
The miners only process transactions that have higher and higher fees. This makes lower fee transactions take forever to be processed or never happen at all. Since bitcoin limits how many transactions that can occur in a set amount of time it creates this awful fee-based backlog. The self-serving and shortsighted bitcoin community has argued and bickered amongst itself so long about how to fix this that it may be too…
Is this a conscious decision on behalf of the miners themselves, or is it a result of mining becoming increasingly more difficult?
The people involved aren't the most admirable folk. For instance, this is the leader of the biggest mining company- https://twitter.com/jihanwu/status/731902686379933697?lang=e...
A good contrast is that Vitalik Buterin, one of the founders of Ethereum recently said the gas fees for Ethereum are too high (they were still quite low compared to bitcoin) and the miners voluntarily just lowered the gas fees, which determine the transaction costs. It seems to be a very different community running each currency.