X11 blinking cursor in text window like 'gvim' - only halts if moved-over another X11-win

[L A Walsh]

On 2021/04/09 08:12, Thomas Wolff wrote:
> Hmm, when I start xterm -bc and click out of xterm (e.g. mintty or 
> Thunderbird), the cursor stops blinking for me.
>   
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That's the key difference "click out of xterm" -- in pointer follows
focus, no clicking is used.  The active window becomes the one under
the cursor (in my case) 175ms later.