======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '165'
                                          'artist'  'The Vampires'
                                     'text_people'  ''
                                         'release'  'Tape No044 - Psychotic Reaction'
                                           'title'  'Fire'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'singaporean', '60s', 'surf rock', 'psychedelic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '146.0'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tape No044 - Psychotic Reaction'
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Fire'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Vampires'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:COUNTRY'                                      '- US'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['surf', 'singaporean', '60s', 'surf rock', 'psychedelic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+23.67 dB'
'TXXX:replaygain_track_peak'                        '0.031199'
'TXXX:tracknum'                                     '13'

========================== row from database ==========================
                                              'id'  499125
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT044/13 - The Vampires - Fire (196 - US).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  165
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3964726
                                           'mtime'  1620383119
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT044 13 (196 US) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Vampires
                                     'tag_release'  Tape No044 - Psychotic Reaction
                                       'tag_title'  Fire
                                             'bpm'  146.0
                                    'search_title'  'fire':1
                                   'search_artist'  'the':1 'vampires':2
                                  'search_release'  'no044':2 'psychotic':3 'reaction':4 'tape':1
                                     'search_rest'  '196':6,7 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt044':5 'pl':16 'rock':10 'set':13,15 'us':8,9
                                    'search_combo'  '196':13,14 'blogspot':9 'com':10 'fire':1A 'garage':19,21 'garagetapes':8,24 'garagetapesblogspotcom':11 'gr':18 'gt044':12 'no044':5C 'pl':23 'psychotic':6C 'reaction':7C 'rock':17 'set':20,22 'tape':4C 'the':2B 'us':15,16 'vampires':3B
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'singaporean', '60s', 'surf rock', 'psychedelic']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383118.5639033  (2021-05-07 12:25:18)
                             'size'  3964726