======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '377'
                                          'artist'  'Counting Crows'
                                     'text_people'  ''
                                         'release'  'Across A Wire (Disc 1: VH1 Sto'
                                           'title'  'Round Here'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', '90s', 'alternative', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '139.178'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Across A Wire (Disc 1: VH1 Sto'
'TBPM' (BPM (beats per minute))                     '139.178'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Round Here'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Counting Crows'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'alternative', 'pop', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'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'                        '+2.27 dB'
'TXXX:replaygain_track_peak'                        '0.472116'

========================== row from database ==========================
                                              'id'  1290649
                                            'path'  /data/Music/Bulk/00poprockelectronic/Counting Crows/MBZ;#Counting Crows;#Across A Wire (Disc 1 VH1 Storytellers);#01;#Round Here.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  377
                                           'genre'  rock-unsorted
                                        'filesize'  6039882
                                           'mtime'  1620389496
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Counting Crows;#Across Storytellers);#01;#Round rock unsorted
                                      'tag_artist'  Counting Crows
                                     'tag_release'  Across A Wire (Disc 1: VH1 Sto
                                       'tag_title'  Round Here
                                             'bpm'  139.178
                                    'search_title'  'here':2 'round':1
                                   'search_artist'  'counting':1 'crows':2
                                  'search_release'  '1':6,7 'a':2 'across':1 'disc':4,5 'sto':9 'vh1':8 'wire':3
                                     'search_rest'  '00poprockelectronic':1 '01':11,14 'across':7,9 'counting':3,5 'crows':6,8 'mbz':2,4 'rock':16 'round':12,15 'storytellers':10,13 'unsorted':17
                                    'search_combo'  '00poprockelectronic':14 '01':24,27 '1':10C,11C 'a':6C 'across':5C,20,22 'counting':3B,16,18 'crows':4B,19,21 'disc':8C,9C 'here':2A 'mbz':15,17 'rock':29 'round':1A,25,28 'sto':13C 'storytellers':23,26 'unsorted':30 'vh1':12C 'wire':7C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'alternative', 'pop', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389495.827406  (2021-05-07 14:11:35)
                             'size'  6039882