Which of the changes introduced in F21 might affect bash history?

[Alexander Ploumistos]

On Mon, Feb 16, 2015 at 11:44 AM, drago01 <drago01 at gmail.com> wrote:
> Bash ... the last closes session "wins" so if you have multiple shells
> open one might overwrite the history of the other one.

Up to F20, no matter how many terminals or tabs I had open, everything
found its way to bash history. This problem happens with a single
terminal being open, with many terminals and tabs, with remote ssh
sessions and with gnu screen. It really makes no difference.