======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '310'
                                          'artist'  'Amanda Marshall'
                                     'text_people'  ''
                                         'release'  "Everybody's Got a Story"
                                           'title'  'Colleen (I Saw Him First)'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '94.768'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Everybody's Got a Story"
'TBPM' (BPM (beats per minute))                     '94.768'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Colleen (I Saw Him First)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Amanda Marshall'
'TRCK' (Track number/Position in set)               '4'
'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:lastfmtags'                                   ['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']
'TXXX:original release date'                        ['2001', '2001']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.23 dB'
'TXXX:replaygain_track_peak'                        '0.529642'

========================== row from database ==========================
                                              'id'  1503875
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Amanda Marshall/MBZ;#Amanda Marshall;#Everybody_s Got a Story;#04;#Colleen (I Saw Him First).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  310
                                           'genre'  ifs-songwriter
                                        'filesize'  4965870
                                           'mtime'  1636916196
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos MBZ;#Amanda Marshall;#Everybody_s Story;#04;#Colleen ifs songwriter
                                      'tag_artist'  Amanda Marshall
                                     'tag_release'  Everybody's Got a Story
                                       'tag_title'  Colleen (I Saw Him First)
                                             'bpm'  94.768
                                    'search_title'  'colleen':1 'first':6,7 'him':5 'i':2,3 'saw':4
                                   'search_artist'  'amanda':1 'marshall':2
                                  'search_release'  'a':5 'everybody':1 'everybodys':3 'got':4 's':2 'story':6
                                     'search_rest'  '00singer':1 '04':15,18 'amanda':5,7 'colleen':16,19 'eos':3 'everybody':9,12 'ifs':20 'marshall':8,11 'mbz':4,6 's':10,13 'songwriter':2 'story':14,17
                                    'search_combo'  '00singer':16 '04':30,33 'a':14C 'amanda':8B,20,22 'colleen':1A,31,34 'eos':18 'everybody':10C,24,27 'everybodys':12C 'first':6A,7A 'got':13C 'him':5A 'i':2A,3A 'ifs':35 'marshall':9B,23,26 'mbz':19,21 's':11C,25,28 'saw':4A 'songwriter':17 'story':15C,29,32
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916195.80437  (2021-11-14 19:56:35)
                             'size'  4965870