Even fees and price caps would not be considered capitalist or free-market - they both interfere with the market dynamics. In all cases, we need to interfere with the free market to improve goodness for society as a whole.

But we don't need to attach moral connotations to this – the companies have done nothing illegal, and the executives are doing their jobs. The issue is when technology is applied to natural free markets, a monopoly logically results, which kills the market if left unchecked.