This is the AIR log that was generated during the install:
[2014-11-25:22:26:52] Application Installer begin with version 15.0.0.293 on Windows Vista x86
[2014-11-25:22:26:52] Commandline is: C:\Users\William\Desktop\MemeCrusher\MemeCrusher.air
[2014-11-25:22:26:52] Installed runtime (15.0.0.293) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:26:56] Unpackaging file:///C:/Users/William/Desktop/MemeCrusher/MemeCrusher.air to C:\Users\William\AppData\Local\Temp\fla9277.tmp
[2014-11-25:22:27:04] Application signature verified
[2014-11-25:22:27:04] Unpackaging/validation complete
[2014-11-25:22:27:04] Installed app (com.pageone.MemeCrusher) located at C:\Program Files\PageOneTraffic\MemeCrusher\MemeCrusher.exe
[2014-11-25:22:27:04] The certificate of the installed app fails to match either the signature or migration signature of the AIR file
[2014-11-25:22:27:18] Application Installer end with exit code 10
[2014-11-25:22:27:23] Application Installer begin with version 15.0.0.293 on Windows Vista x86
[2014-11-25:22:27:23] Commandline is: C:\Users\William\Desktop\MemeCrusher\MemeCrusher.air
[2014-11-25:22:27:23] Installed runtime (15.0.0.293) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:27:26] Unpackaging file:///C:/Users/William/Desktop/MemeCrusher/MemeCrusher.air to C:\Users\William\AppData\Local\Temp\fla7F4.tmp
[2014-11-25:22:27:33] Application signature verified
[2014-11-25:22:27:33] Unpackaging/validation complete
[2014-11-25:22:27:33] Installed app (com.pageone.MemeCrusher) located at C:\Program Files\PageOneTraffic\MemeCrusher\MemeCrusher.exe
[2014-11-25:22:27:33] The certificate of the installed app fails to match either the signature or migration signature of the AIR file
[2014-11-25:22:27:41] Application Installer end with exit code 10
[2014-11-25:22:28:52] Runtime Installer begin with version 15.0.0.356 on Windows Vista x86
[2014-11-25:22:28:52] Commandline is:
[2014-11-25:22:28:52] Installed runtime (15.0.0.293) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:29:01] Relaunching with elevation
[2014-11-25:22:29:01] Launching subprocess with commandline c:\users\william\appdata\local\temp\air20b1.tmp\adobe air installer.exe -ei
[2014-11-25:22:29:15] Runtime Installer begin with version 15.0.0.356 on Windows Vista x86
[2014-11-25:22:29:15] Commandline is: -stdio \\.\pipe\AIR_1711788_0 -ei
[2014-11-25:22:29:15] Installed runtime (15.0.0.293) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:29:16] Starting silent runtime update. Updating runtime from version 15.0.0.293 to version 15.0.0.356
[2014-11-25:22:29:17] Reinstalling c:\users\william\appdata\local\temp\air20b1.tmp\setup.msi
[2014-11-25:22:29:48] Runtime Installer end with exit code 0
[2014-11-25:22:29:48] Elevated install completed
[2014-11-25:22:29:57] Launching subprocess with commandline c:\Program Files\Common Files\Adobe AIR\Versions\1.0\Resources\Adobe AIR Updater -installupdatecheck
[2014-11-25:22:30:01] Runtime Installer end with exit code 0
[2014-11-25:22:30:02] Runtime Installer begin with version 15.0.0.356 on Windows Vista x86
[2014-11-25:22:30:02] Commandline is: -installupdatecheck
[2014-11-25:22:30:02] Installed runtime (15.0.0.356) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:30:08] Performing pingback request
[2014-11-25:22:30:19] Pingback request completed with HTTP status 200
[2014-11-25:22:30:19] Starting runtime background update check
[2014-11-25:22:30:20] Begin Background update download from http://airdownload.adobe.com/air/3/background/windows6.0/x86/patch/15.0.0.356/update
[2014-11-25:22:30:20] Unpackaging http://airdownload.adobe.com/air/3/background/windows6.0/x86/patch/15.0.0.356/update to C:\Users\William\AppData\Roaming\Adobe\AIR\Updater\Background
[2014-11-25:22:30:20] Runtime update not available
[2014-11-25:22:30:20] Unpackaging cancelled
[2014-11-25:22:30:20] Runtime Installer end with exit code 0
[2014-11-25:22:31:42] Application Installer begin with version 15.0.0.356 on Windows Vista x86
[2014-11-25:22:31:42] Commandline is: C:\Users\William\Desktop\MemeCrusher\MemeCrusher.air
[2014-11-25:22:31:42] Installed runtime (15.0.0.356) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:31:44] Unpackaging file:///C:/Users/William/Desktop/MemeCrusher/MemeCrusher.air to C:\Users\William\AppData\Local\Temp\flaF973.tmp
[2014-11-25:22:31:52] Application signature verified
[2014-11-25:22:31:52] Unpackaging/validation complete
[2014-11-25:22:31:52] Installed app (com.pageone.MemeCrusher) located at C:\Program Files\PageOneTraffic\MemeCrusher\MemeCrusher.exe
[2014-11-25:22:31:52] The certificate of the installed app fails to match either the signature or migration signature of the AIR file
[2014-11-25:22:32:06] Application Installer begin with version 15.0.0.356 on Windows Vista x86
[2014-11-25:22:32:06] Commandline is: C:\Users\William\Desktop\MemeCrusher\MemeCrusher.air
[2014-11-25:22:32:06] Installed runtime (15.0.0.356) located at c:\Program Files\Common Files\Adobe AIR
[2014-11-25:22:32:08] Unpackaging file:///C:/Users/William/Desktop/MemeCrusher/MemeCrusher.air to C:\Users\William\AppData\Local\Temp\fla55A6.tmp
[2014-11-25:22:32:16] Application signature verified
[2014-11-25:22:32:16] Unpackaging/validation complete
[2014-11-25:22:32:16] Installed app (com.pageone.MemeCrusher) located at C:\Program Files\PageOneTraffic\MemeCrusher\MemeCrusher.exe
[2014-11-25:22:32:16] The certificate of the installed app fails to match either the signature or migration signature of the AIR file
[2014-11-25:22:32:28] Application Installer end with exit code 10