I fully agree. People need to be careful what they wish for. An algo change could easily propel Ethereum Classic above ETH. Why would anyone invest in a technology that shows its willingness to change rules on a whim.
Given your argument, one could also say
a lack of algo change could easily propel ETH below Ethereum Classic. Why would anyone invest in a technology that
is not willing to adapt to changes?
As a GPU miner, i'm all for banning ASICs to keep my rigs profitable. As an investor, i'd still vote for banning ASICs to ensure no single company monopolizes the mining industry.
Yet for ETH, eventually it is going to option C: Wealthy ETH owners collecting PoS rewards.