======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '225'
                                          'artist'  'Hot Hot Heat'
                                     'text_people'  ''
                                         'release'  'Make Up the Breakdown'
                                           'title'  'Save Us S.O.S.'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'canadian', 'indie rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '145.790'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Make Up the Breakdown'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Save Us S.O.S.'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hot Hot Heat'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'canadian', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.440124'

========================== row from database ==========================
                                              'id'  1364855
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Hot Hot Heat/MBZ;#Hot Hot Heat;#Make Up the Breakdown;#09;#Save Us SOS.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  225
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  5422976
                                           'mtime'  1621697283
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock MBZ;#Hot Heat;#Make Breakdown;#09;#Save SOS ifs songwriter indie rock
                                      'tag_artist'  Hot Hot Heat
                                     'tag_release'  Make Up the Breakdown
                                       'tag_title'  Save Us S.O.S.
                                             'bpm'  145.79
                                    'search_title'  'o':4 's':3,5 'save':1 'sos':6 'us':2
                                   'search_artist'  'heat':2 'hot':1
                                  'search_release'  'breakdown':4 'make':1 'the':3 'up':2
                                     'search_rest'  '00poprockelectronic':1 '09':13,16 'breakdown':12,15 'heat':8,10 'hot':5,7 'ifs':19 'indie':21 'indierock':3 'make':9,11 'mbz':4,6 'poprock':2 'rock':22 'save':14,17 'songwriter':20 'sos':18
                                    'search_combo'  '00poprockelectronic':13 '09':25,28 'breakdown':12C,24,27 'heat':8B,20,22 'hot':7B,17,19 'ifs':31 'indie':33 'indierock':15 'make':9C,21,23 'mbz':16,18 'o':4A 'poprock':14 'rock':34 's':3A,5A 'save':1A,26,29 'songwriter':32 'sos':6A,30 'the':11C 'up':10C 'us':2A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'canadian', 'indie rock', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621697282.8823926  (2021-05-22 17:28:02)
                             'size'  5422976