Yeah, but you don't upload it - you just make it accessible to the browser. So you read it into memory, but you would do the same with a "native" program (despi

Yeah, but you don't upload it - you just make it accessible to the browser. So you read it into memory, but you would do the same with a "native" program (despite the fact that a very large file might be read more intelligently if it doesn't fit into RAM).