"Fermi problem" refers to problems that are so out there, such as "how many piano tuners live in Chicago" and with apt methodology, they can be answered en.wikipedia.org/wiki/Fer…
The Marshall Tucker Band took its name from a piano tuner who was blind. listcaboodle.com/the-mars…
The namesake for the Marshall Tucker Band is alive and lives in South Carolina. Marshall Tucker, who is 95 & blind, is a retired piano tuner. wltx.com/article/news/loc…
Pipe Organs need to be tuned like almost every other instrument, a long and laborious process made more complicated by the fact that the body heat of the organ tuner is sufficient to noticeably change the pitch of the pipe. en.wikipedia.org/wiki/Pip…
Nintendo gave Japanese evacuation centers boxes with DSi + TV tuner combos so people could keep up with over the air news after the 2011 Japan earthquake. tinycartridge.com/post/80…
Piano tuners tune pianos to the eigenfrequencies of the given string, until the can’t hear any other residual frequencies. But since these strings are not perfectly elastic, these don’t form an exact harmonic series and thus you don’t get an exact octave. en.wikipedia.org/wiki/Dis…
Bullwinkle encouraged children to pull the tuner knob off their TV set. "In that way," explained Bullwinkle, "we'll be sure to be with you next week!". An estimated 20k did, much to their parents' chagrin. en.wikipedia.org/wiki/The…
The keyboardist for X Ambassador, Casey Harris, was born blind. Before the band took off he was a piano tuner. dailyorange.com/2015/09/5…
Even though orchestras don't need to tune to the oboe anymore, it is still the oboist's job to turn on the electronic tuner. rockfordsymphony.com/faqs…
When making the album Kerplunk, Green Day didn't use guitar tuners so the tuning is just under E flat. en.wikipedia.org/wiki/Ker…
Early Zenith TV remotes changed channels by sound. When you push the button, a small hammer strikes an aluminum rod, triggering a sound above our hearing range that’s picked up by the TV. pushclicktouch.com/blog/?…
A piano can never be perfectly tuned io9.gizmodo.com/why-piano…
A dialtone is in the key of F, serving as a pre-internet trick to tune your guitar youtube.com/watch?v=KRnDM…
There is a Gentlemen's agreement among the major motorcycle manufacturers to limit the speeds of their machines to 300 km/hr (186 mph) en.wikipedia.org/wiki/Lis…
Photons from the big bang are responsible for part of the noise on CRT TVs. youtube.com/watch?v=FXliM…
A web transaction can be secure (encrypted) even though the URL says "http://" and not "https://"

I set out to pay a fee to pandora.com (highly recommended, BTW, and available for free to people who don't use it a huge amount). The page where I was to enter my credit card number showed a URL that started with "http://". So I sent them a note and asked. They replied:

"The tuner embedded in the site is a Flash application is 'https' secure. . .

Our site has been approved in its current form by FDC (parent company of Linkpoint) on behalf of Visa/Mastercard/Discover) and also separately by American Express. Amex is particularly picky about security, by the way.

I understand that a mixed mode page can be confusing to some users. The technique has become much more common as active content sites have proliferated. By all means, the hyper-cautious are welcome to add an "s" to the url before proceeding."

You can take instrument lessons on GarageBand.

You can download 8 basic lessons, and then after that you can purchase lessons from famous musicians on how to play popular songs if you want. It even has a built in tuner to help you tune your guitar. I just wet my pants.

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