(Also, it is a major red flag to cite 10 papers from one group and no related work from anyone else. Either the topic is completely irrelevant, or you didn't do a cursory literature search - at least skim the references from papers you cite!)
Besides, invited speakers are a thing for a reason.
Double blind helps the former, though not the latter.
In a part of my field that is capital intensive, some well funded newcomers have recently invested a lot, and "broke in", while some incumbent testbeds went away; the "expensive equipment" problem is usually temporary if the field is expanding.
Alternatively, when IceCube 2 comes out, the old IceCube crowd might be focusing on other stuff, and not paying attention to the IceCube 2 politics. That makes them great peer reviewers (no horse in the race, but knowledgeable).