======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '296'
                                          'artist'  'Bandits of the Acoustic Revolution'
                                     'text_people'  ''
                                         'release'  'A Call To Arms'
                                           'title'  "It's A Wonderful Life"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['acoustic', 'acoustic ska', 'ska', 'punk', 'ska punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-ska'
                                             'bpm'  '93.2'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'A Call To Arms'
'TBPM' (BPM (beats per minute))                     '93.2'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         "It's A Wonderful Life"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bandits of the Acoustic Revolution'
'TPE2' (Band/orchestra/accompaniment)               'Bandits of the Acoustic Revolution'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['acoustic', 'acoustic ska', 'ska', 'punk', 'ska punk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.531114'

========================== row from database ==========================
                                              'id'  1501023
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bandits of the Acoustic Revolution/[2001 EP] A Call to Arms/BOTAR - It_s A Wonderful Life.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  296
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  7114721
                                           'mtime'  1620532876
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2001 EP] to BOTAR It_s rock gr punk ska
                                      'tag_artist'  Bandits of the Acoustic Revolution
                                     'tag_release'  A Call To Arms
                                       'tag_title'  It's A Wonderful Life
                                             'bpm'  93.2
                                    'search_title'  'a':4 'it':1 'its':3 'life':6 's':2 'wonderful':5
                                   'search_artist'  'acoustic':4 'bandits':1 'of':2 'revolution':5 'the':3
                                  'search_release'  'a':1 'arms':4 'call':2 'to':3
                                     'search_rest'  '00poprockelectronic':1 '2001':2,3 'botar':7 'ep':4,5 'gr':11 'it':8 'punk':12 'rock':10 's':9 'ska':13 'to':6
                                    'search_combo'  '00poprockelectronic':16 '2001':17,18 'a':4A,12C 'acoustic':10B 'arms':15C 'bandits':7B 'botar':22 'call':13C 'ep':19,20 'gr':26 'it':1A,23 'its':3A 'life':6A 'of':8B 'punk':27 'revolution':11B 'rock':25 's':2A,24 'ska':28 'the':9B 'to':14C,21 'wonderful':5A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'acoustic ska', 'ska', 'punk', 'ska punk']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620532875.851766  (2021-05-09 06:01:15)
                             'size'  7114721