Indicate more evidently that the private key shown is shown only once.

[juan-cortes]

After reading this post and feeling bad for the guy I feel this change is trivial enough to save a lot of people having issues. Perhaps a simple styling for the private key and a warning message, an alert asking for confirmation. It's a one-liner.

[rdrey]

Also came here inspired by the same post to try and help out.

[BrentLabasan]

Stellar Desktop's warnings about savings your private key are a good example. It even asks you to check if you're in an area where people can see your typing or if video recorders are around.

[fnando]

Just submitted a PR for this:

#54