One might not prefer to use a capital letter for aesthetics purposes.
Design ideas
Serif curves might a good idea but it's up to the designer. :) I don't know what should I put here apart from that they should be lowercased letters.
Checklist
[X] I have searched if someone has submitted a similar issue before and there weren't any. (Please make sure to also search closed issues, as this issue might already have been resolved.)
[X] I have searched existing icons to make sure it does not already exist and I didn't find any.
[X] I am not requesting a brand logo and the art is not protected by copyright.
[X] I have provided appropriate use cases for the icon(s) requested.
Icon name
letter-X-lowercase etc.
Use cases
One might not prefer to use a capital letter for aesthetics purposes.
Design ideas
Serif curves might a good idea but it's up to the designer. :) I don't know what should I put here apart from that they should be lowercased letters.
Checklist