======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '160'
                                          'artist'  'The Flippers'
                                     'text_people'  ''
                                         'release'  'Tape No061 - Infiltrate Your Mind'
                                           'title'  'I Had Too Much To Dream'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'richard berry cover', 'eurobeat', 'super', 'schlager']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.4'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tape No061 - Infiltrate Your Mind'
'TBPM' (BPM (beats per minute))                     '144.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'I Had Too Much To Dream'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Flippers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:COUNTRY'                                      'Night'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['german', 'richard berry cover', 'eurobeat', 'super', 'schlager']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+23.51 dB'
'TXXX:replaygain_track_peak'                        '0.030806'
'TXXX:tracknum'                                     '12'

========================== row from database ==========================
                                              'id'  507233
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT061/12 - The Flippers - I Had Too Much To Dream (Last Night) (1967 CO).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  160
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3866418
                                           'mtime'  1620383276
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT061 12 (Last Night) (1967 CO) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Flippers
                                     'tag_release'  Tape No061 - Infiltrate Your Mind
                                       'tag_title'  I Had Too Much To Dream
                                             'bpm'  144.4
                                    'search_title'  'dream':6 'had':2 'i':1 'much':4 'to':5 'too':3
                                   'search_artist'  'flippers':2 'the':1
                                  'search_release'  'infiltrate':3 'mind':5 'no061':2 'tape':1 'your':4
                                     'search_rest'  '1967':10,11 'blogspot':2 'co':12,13 'com':3 'garage':16,18 'garagetapes':1,21 'garagetapesblogspotcom':4 'gr':15 'gt061':5 'last':6,7 'night':8,9 'pl':20 'rock':14 'set':17,19
                                    'search_combo'  '1967':23,24 'blogspot':15 'co':25,26 'com':16 'dream':6A 'flippers':8B 'garage':29,31 'garagetapes':14,34 'garagetapesblogspotcom':17 'gr':28 'gt061':18 'had':2A 'i':1A 'infiltrate':11C 'last':19,20 'mind':13C 'much':4A 'night':21,22 'no061':10C 'pl':33 'rock':27 'set':30,32 'tape':9C 'the':7B 'to':5A 'too':3A 'your':12C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['german', 'richard berry cover', 'eurobeat', 'super', 'schlager']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383275.7223928  (2021-05-07 12:27:55)
                             'size'  3866418