There are techniques to identify a person based on their writing. Perhaps software could be developed that takes a sample of a persons writing, and then modifie

There are techniques to identify a person based on their writing. Perhaps software could be developed that takes a sample of a persons writing, and then modifies text to match their style. Of course one would have to be careful that the introduced variations are not just in identifiers and whitespace, or plagiarism could still trivially be detected by comparing the compiled binaries (after stripping debug symbols, and assuming a compiler supporting repeatable builds).