Fair enough. It's mostly the 'bigger' long-haul airlines I've seen complaints about. But I can also find anecdata about Ryanair too without much effort:

https://www.flyertalk.com/forum/ryanair/2195574-how-get-ryan...

https://www.reddit.com/r/LegalAdviceUK/comments/1lg6aqp/ryan...

https://www.reddit.com/r/LegalAdviceUK/comments/1d3908i/i_th...

https://www.reddit.com/r/LegalAdviceUK/comments/1lnjmvm/file...

https://www.reddit.com/r/LegalAdviceUK/comments/1o6muwv/ryan...

Every airline plays the game to some degree - it would be commercially incompetent to not use every possible angle to weasle out of it.