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Generally I've found that most of the larger red algaes are much slower growing and tend to be ok if left, if you like it. Some of the smaller species on the other hand can become very invasive very quikcly.
My foxface would love to much on that lol, I can remember getting some red bamboo macro (think it was scinaia) for £20 and it lasted 2 days, expensive meal for foxy !