Ranked in these QuestionsQuestion Ranking
Pro Excellent support for Unicode characters
Unicode uses 16 bits per character, meaning that it can represent more than 65,000 unique characters.
Con Letters capital 'i' and lowercase 'L' are too similar
The only difference is almost unnoticable.
Con Zero is difficult to identify
As it's not dotted or slashed, "0" is more difficult to distinguish.
Con Difficult to distinguish between a period and acomma as well as a colon and a semi-colon
Comma has very small tail, making it difficult to distinguish from a period (full stop). Same applies to colon and semi-colon.