Module of the day: Music::AirGuitar

[karlgoethebier]

Music::AirGuitar, really.

From the docs:

Music::AirGuitar - Interface for air guitars
…
my $keys = $guitar->keys(%opts);
…
The number of keys the guitar has. 
If it has keys it is a Keytar. 
Most don't.
Supported types: non-negative integer.
Default: 0.