I thought the same, but Per-Layer Embeddings as a name doesn't make sense in any context, and MatFormer does exactly what the blogpost says PLE does. I just thi

I thought the same, but Per-Layer Embeddings as a name doesn't make sense in any context, and MatFormer does exactly what the blogpost says PLE does. I just think it's more probable that the blogpost was written by several authors and that noone bothered to check the final result.