======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '127'
                                          'artist'  'Frenzal Rhomb'
                                     'text_people'  ''
                                         'release'  'For the Term of Their Unnatura'
                                           'title'  '4 Litres'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['skate punk', 'punk rock', 'pop punk', 'punk', 'australian']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '112.383'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'For the Term of Their Unnatura'
'TBPM' (BPM (beats per minute))                     '112.383'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         '4 Litres'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Frenzal Rhomb'
'TRCK' (Track number/Position in set)               '18'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['skate punk', 'punk rock', 'pop punk', 'punk', 'australian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'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'                        '-0.87 dB'
'TXXX:replaygain_track_peak'                        '0.389498'

========================== row from database ==========================
                                              'id'  1417020
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Frenzal Rhomb/Frenzal_Rhomb-For_The_Term_Of_Their_Unnatural_Lives-2004-aAF/18-frenzal_rhomb-4_litres-aaf.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  127
                                           'genre'  rock-gr-punk
                                        'filesize'  3072740
                                           'mtime'  1622658968
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Frenzal_Rhomb For_The_Term_Of_Their_Unnatural_Lives 2004 aAF 18 frenzal_rhomb 4_litres aaf rock gr punk
                                      'tag_artist'  Frenzal Rhomb
                                     'tag_release'  For the Term of Their Unnatura
                                       'tag_title'  4 Litres
                                             'bpm'  112.383
                                    'search_title'  '4':1 'litres':2
                                   'search_artist'  'frenzal':1 'rhomb':2
                                  'search_release'  'for':1 'of':4 'term':3 'the':2 'their':5 'unnatura':6
                                     'search_rest'  '18':16 '2004':14 '4':17 'a':21 'aaf':15 'af':22 'for':7 'frenzal':5 'garage':2 'gr':20 'litres':18 'lives':13 'of':10 'punk':1 'rhomb':6 'rock':19 'stoner':4 'surf':3 'term':9 'the':8 'their':11 'unnatural':12
                                    'search_combo'  '18':26 '2004':24 '4':1A,27 'a':31 'aaf':25 'af':32 'for':5C,17 'frenzal':3B,15 'garage':12 'gr':30 'litres':2A,28 'lives':23 'of':8C,20 'punk':11 'rhomb':4B,16 'rock':29 'stoner':14 'surf':13 'term':7C,19 'the':6C,18 'their':9C,21 'unnatura':10C 'unnatural':22
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  5A
                                           '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['skate punk', 'punk rock', 'pop punk', 'punk', 'australian']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622658968.2320158  (2021-06-02 20:36:08)
                             'size'  3072740