And then the IA becomes the same thing it’s fighting against. The people in the wrong here are these massive corporations fighting over scraps, not the IA.

No it doesn't. It's extremely valuable with the scope it already has. These massive corporations do not operate the Wayback Machine nor the various (less controversial) public archives that IA hosts, and makes available at no cost, no login-wall, no cloudflare-infinite-captchas, etc.