brian-michell

Setting the `clevel` to [0](https://google.github.io/tensorstore/driver/zarr3/index.html#json-driver/zarr3/Codec/blosc.configuration.clevel) in the [Blosc codec](https://google.github.io/tensorstore/driver/zarr3/index.html#json-driver/zarr3.metadata) should effectively disable compression.

> Won't that be an overhead? Calling the Blosc codec and getting out of it without compression. I'm not too familiar with Zarr3, but it looks like specifying no codec...

I can't reproduce your exact code as it's lacking some context, but I believe you have the parameters in the write incorrect. The write is expecting `tensorstore::Write(SourceArray, Target, WriteOptions...)` but...