you sir, are a dude - that was it - the zip file included other zip files, and was up to 6mb. I think there's a memory bug with uploading anyhow - perhaps the junk files compounded that.
George Cook
https://georgejecook.github.io/
https://linkedin.com/in/georgejecook/
Roku developers slack group (https://join.slack.com/t/rokudevelopers/shared_invite/zt-4vw7rg6v-NH46oY7hTktpRIBM_zGvwA) : georgejecook
Contact me on roku developer slack group, or via pm to discuss consultancy/work opportunities/rooibos unit testing framework