All it needs is to look at a few paragraphs first, and then people “could not distinguish the mimicked handwriting from the actual handwriting,” said Salman Khan, one of the researchers. Right now it only works in English, but the team has envisioned several future use cases like interpreting illegible handwriting.
They are also aware of all the potential nefarious uses of such a tool, which is part of the reason why it is not available to the public. The team, which recently received a patent for the system, has said they will work on tools to detect when it has been used for nefarious purposes such as forgery.