Demoing unfinished software is really difficult. It's easy to show the happy case working well, thus misleading how much work still remains.
miniblog.
Related Posts
TIOBE considered misleading: https://blog.nindalf.com/posts/stop-citing-tiobe/
It claims that iOS + macOS is less than half the size of Visual Basic!
I'm all in favour of simple websites without unnecessary JS, but I find a large comment section skews my sense of article length.
If I'm reading a medium length post, the scrollbar can be very misleading if there are many comments.
Coverage percentage is misleading, as 60% coverage has a different meaning for 800 LOC vs 80 KLOC. Perhaps uncovered line count is better?