hjfreyer/taglib-go — pull request #3 by derat (2014-01-12 15:04:35+00:00)
Title: Use TYER instead of TDRC for year on v2.3

ID3 v2.3 uses separate 4-byte TYER, TDAT, and TIME frames to
store the recording time, as opposed to v2.4's unified TDRC
frame:

http://id3.org/id3v2.3.0#Text_information_frames_-_details
http://eyed3.nicfit.net/compliance.html