The science of opinion ...

They nearly 'lost me' in the OR.

Just think: Y'all might have been spared my blunt wit and suspect personality.

On the other hand, y'all can continue to...well, deal with my existence.

I'm more or less pleased with the situation.

...and I do try to be tolerable...kinda....maybe...perhaps...etc., ad infinitum...;)

asvjerry,

Wow, that is a story.

In my question, I was really trying to separate arrhythmia and "heart attack" (infarct) from obstruction, etc.

@thyname, I've been curious about 'phones...thanks...*S*

thyname,

Neither do I use headphones, actually earphones, at home. I rarely use Bluetooth speakers at home, too. However, I do use earphones from time to time while travelling.

Yes @asvjerry  headphones can be really good. But I found myself listening more and more to my speakers, so I pulled the plug. Helped raising money for other purchases too. Having said this, I may be back to the headphones in the future. I am not that old