>One downside would be that tools like file(1) that try to guess a file's format by examining its contents would return "SQLite database" for every image file
If the format catches on, they wont. For one, it would have it's own fixed file extension, and second, file(1) will be updated to perform and extra check even if something initially looks like a common SQLite database file.
If the format catches on, they wont. For one, it would have it's own fixed file extension, and second, file(1) will be updated to perform and extra check even if something initially looks like a common SQLite database file.