Existing games companies were founded early in the industry and have the money and existing capital to leverage on PR, tooling, staff, etc. They also have a con

Existing games companies were founded early in the industry and have the money and existing capital to leverage on PR, tooling, staff, etc. They also have a constantly influx of non-burned-out people, mostly interns, who want a Big Company on their CV. Whereas smaller companies are able to create good games, but can't throw people at problems in the same way. Worth noting that it's mostly only specific teams of developers that get treated as disposable, and not the marketing staff, HR, or other executive branches.