Sender first letters to be in big letters
Show sender name in big letters
It's huge, means there are far less emails visible and it really reduces usability. Youve lost sight of what an email app should do. Show emails.
Alternatively option to remove it entirely.
Scot McConnachie commented
Selecting the letter of the name group provides a menu of the other letters so one can quickly move to other contacts without scrolling through all of the contacts individually