I don't think anyone has tried that. Could be wrong. The process that works is this guide and the guide in the post above yours.
If you want to try sammobile.com has our firmware. And I think @Bajanman
has it in his rom/kernel/modem thread in dev
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Crazy? Some people think walking down the street muttering to yourself is crazy. I'll tell you what crazy is: Crazy is walking down the street with half a cantaloupe on your head, saying: "I'm a hamster. I'm a hamster." That's crazy.