======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '3644'
                                          'artist'  'Royal Oakland Gramophone'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'SS ROGC May14 2006 BigJettison hour1'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', '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']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza'
                                             'bpm'  '136.092'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000625 000006C8 000162AB 00'
'COMM:iTunNORM:eng'                                 (' 00000625 000006C8 000162AB 00012867 002F257D 002CAACB 00007FFF 00007FFF '
 '0009C4D1 0009B534')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AE1 000000000994418F 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '136.092'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-shirleyspinoza'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v6.0.1'
'TIT2' (Title/songname/content description)         'SS ROGC May14 2006 BigJettison hour1'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Royal Oakland Gramophone'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'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'                        '+1.10 dB'
'TXXX:replaygain_track_peak'                        '0.591859'

========================== row from database ==========================
                                              'id'  986756
                                            'path'  /data/Music/Bulk/sns/SNSarchive/SS_ROGC_May14_2006_BigJettison_hour1.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  3644
                                           'genre'  set-pl-shirleyspinoza
                                        'filesize'  87465726
                                           'mtime'  1678928687
                                   'redo_metaread'  0
                                        'rest_str'   sns SNSarchive SS_ROGC_May14_2006_BigJettison_hour1 set pl shirleyspinoza
                                      'tag_artist'  Royal Oakland Gramophone
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  SS ROGC May14 2006 BigJettison hour1
                                             'bpm'  136.092
                                    'search_title'  '2006':4 'big':7 'bigjettison':5 'hour1':6 'jettison':8 'may14':3 'rogc':2 'ss':1
                                   'search_artist'  'gramophone':3 'oakland':2 'royal':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '2006':6,15 'big':16 'bigjettison':7 'hour1':8,18 'jettison':17 'may14':5,14 'pl':10 'rogc':4,13 'set':9 'shirleyspinoza':11 'sns':1 'snsarchive':2 'ss':3,12
                                    'search_combo'  '2006':4A,19,28 'big':7A,29 'bigjettison':5A,20 'gramophone':11B 'hour1':6A,21,31 'jettison':8A,30 'may14':3A,18,27 'oakland':10B 'pl':23 'rogc':2A,17,26 'royal':9B 'set':22 'shirley':12C 'shirleyspinoza':24 'sns':14 'snsarchive':15 'spinoza':13C 'ss':1A,16,25
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', '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'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678928687.075595  (2023-03-16 02:04:47)
                             'size'  87465726