the gallery of real-world online Zarr stores {zaro} now tests against (via gha)

zaro needs your feedback, this is a #Zarr engine in R using #Arrow for the heavy lifting (IKR!, main player is arrow::S3FileSystem) #RStats

https://github.com/hypertidy/zaro

there are a lot of weirdo tricks stores hide behind, we need intel to find them, build a short set of knowhow to get them all