If some encoders are a bit inefficent, sometimes the wrong form of encoding an url is chosen and very rarely the data can't be encoded more efficiently because

If some encoders are a bit inefficent, sometimes the wrong form of encoding an url is chosen and very rarely the data can't be encoded more efficiently because of the data. https://example.com https://example.com : 152 bits of raw data HTTPS://EXAMPLE.COM : 105 bits of raw data