Guitar Strings (Old vs. Clean vs. New)

A video depicting the difference in sound and timbre between old, cleaned up and brand new guitar strings. Acoustic being played is a 2008 Martin DX1.

Old Strings:
John Pearse (unknown gauge set). They've been on my acoustic for about a year. Cleaned maybe once during that time.

Clean Strings:
User a string cleaner device that clamps over the strings and acts as a scrubber to the top and underside of the string.
Used Kyser Klassics Dr. Stringfellow Cleaner and Lubricator

New Strings:
Martin Authentic Acoustic Extra Light (10) Gauge

Recorded using an iPhone 12.
Microphone: MXL 4000
Interface: Audient iD14