======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '251'
                                          'artist'  'Catatonia'
                                     'text_people'  ''
                                         'release'  'International Velvet'
                                           'title'  'Mulder And Scully'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'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-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'welsh', 'britpop', 'female vocalists', 'rock']"
                                     'discogstags'  "['rock', 'brit pop', 'indie rock', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;rock-pop-indie'
                                             'bpm'  '108.879'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'International Velvet'
'TBPM' (BPM (beats per minute))                     '108.879'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-unsorted', 'rock-pop-indie']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Mulder And Scully'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Catatonia'
'TRCK' (Track number/Position in set)               '1'
'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', 'brit pop', 'indie rock', 'alternative rock']
'TXXX:lastfmtags'                                   ['indie', 'welsh', 'britpop', 'female vocalists', 'rock']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.24 dB'
'TXXX:replaygain_track_peak'                        '0.393159'

========================== row from database ==========================
                                              'id'  1319917
                                            'path'  /data/Music/Bulk/00poprockelectronic/Catatonia/MBZ;#Catatonia;#International Velvet;#01;#Mulder and Scully.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  251
                                           'genre'  ifs-songwriter-indie-unsorted;rock-pop-indie
                                        'filesize'  4025854
                                           'mtime'  1636914506
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Catatonia;#International Velvet;#01;#Mulder and ifs songwriter indie unsorted;rock pop indie
                                      'tag_artist'  Catatonia
                                     'tag_release'  International Velvet
                                       'tag_title'  Mulder And Scully
                                             'bpm'  108.879
                                    'search_title'  'and':2 'mulder':1 'scully':3
                                   'search_artist'  'catatonia':1
                                  'search_release'  'international':1 'velvet':2
                                     'search_rest'  '00poprockelectronic':1 '01':9,12 'and':14 'catatonia':3,6 'ifs':15 'indie':17 'international':4,7 'mbz':2,5 'mulder':10,13 'pop':22 'rock':19,21 'songwriter':16 'unsorted':18,20 'velvet':8,11
                                    'search_combo'  '00poprockelectronic':7 '01':15,18 'and':2A,20 'catatonia':4B,9,12 'ifs':21 'indie':23 'international':5C,10,13 'mbz':8,11 'mulder':1A,16,19 'pop':28 'rock':25,27 'scully':3A 'songwriter':22 'unsorted':24,26 'velvet':6C,14,17
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12B
                                           '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-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'welsh', 'britpop', 'female vocalists', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  ['rock', 'brit pop', 'indie rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1636914506.1593187  (2021-11-14 19:28:26)
                             'size'  4025854