Spinoza and Duality

[Nusc]

So if we were to upload our minds into a brain computer interface one day,

what implications does this have on Spinoza's philosophy that the mind and body are inseparable?

[JoeDawg]

So if we were to upload our minds into a brain computer interface one day,

what implications does this have on Spinoza's philosophy that the mind and body are inseparable?

Since upload, in computer terminology, is indistinguishible from 'copy', I'd say it has no implications at all. The 'mind' which is inseparable from the body, stays with the body.