======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '302'
                                          'artist'  'People Like Us'
                                     'text_people'  ''
                                         'release'  ("A Special Free Download From People Like Us & WFMU's Beware Of The Blog, "
 'Volume 1')
                                           'title'  "Look What You've Done"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'plunderphonics', 'avant garde', 'mashup', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '9'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '117.5'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:iTunNORM:eng'                                 (' 0000086B 000007CE 00004554 00005312 00001A87 00001A6D 00007F60 0000813F '
 '000404AC 000404C6')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A8B 0000000000CB6AE5 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     ("A Special Free Download From People Like Us & WFMU's Beware Of The Blog, "
 'Volume 1')
'TBPM' (BPM (beats per minute))                     '117.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v6.0.5'
'TIT2' (Title/songname/content description)         "Look What You've Done"
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'People Like Us'
'TRCK' (Track number/Position in set)               '9/9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['electronic', 'plunderphonics', 'avant garde', 'mashup', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.649936'

========================== row from database ==========================
                                              'id'  1365490
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/People Like Us - PLU-Downloadable Do or DIY/09-Look-What-Youve-Done.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  302
                                           'genre'  electronic-experimental
                                        'filesize'  7259134
                                           'mtime'  1636757009
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm PLU Downloadable or DIY 09 Youve electronic experimental
                                      'tag_artist'  People Like Us
                                     'tag_release'  A Special Free Download From People Like Us & WFMU's Beware Of The Blog, Volume 1
                                       'tag_title'  Look What You've Done
                                             'bpm'  117.5
                                    'search_title'  'done':6 'look':1 've':4 'what':2 'you':3 'youve':5
                                   'search_artist'  'like':2 'people':1 'us':3
                                  'search_release'  '1':18 'a':1 'beware':12 'blog':15,16 'download':4 'free':3 'from':5 'like':7 'of':13 'people':6 's':10 'special':2 'the':14 'us':8 'volume':17 'wfmu':9 'wfmus':11
                                     'search_rest'  'diy':4 'downloadable':2 'electronic':6 'experimental':7 'or':3 'plu':1 'youve':5
                                    'search_combo'  '1':27C 'a':10C 'beware':21C 'blog':24C,25C 'diy':31 'done':6A 'download':13C 'downloadable':29 'electronic':33 'experimental':34 'free':12C 'from':14C 'like':8B,16C 'look':1A 'of':22C 'or':30 'people':7B,15C 'plu':28 's':19C 'special':11C 'the':23C 'us':9B,17C 've':4A 'volume':26C 'wfmu':18C 'wfmus':20C 'what':2A 'you':3A 'youve':5A,32
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'plunderphonics', 'avant garde', 'mashup', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636757009.2741878  (2021-11-12 23:43:29)
                             'size'  7259134