If Bluetooth (especially on Mavericks) refuses to connect and cannot be switched off it can be restarted (without having to reboot) using these commands from terminal...
My latest blog post: Suicidal Empathy: We need empathy, but not suicidal empathy. (posted 2025-10-08). Warning: mysqli_connect(): MySQL server has gone away in /Library/WebServer/Documents/Owen2/Inc/Footer.m.inc.php on line 51
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