======================== unified (from filesystem) ========================
                                         'bitrate'  '192.447'
                                        'duration'  '191'
                                          'artist'  'The Artesians'
                                     'text_people'  ''
                                         'release'  "Tape No001 - I've Got You On My Mind "
                                           'title'  'Trick Bag'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-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'  "['garage 60']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Tape No001 - I've Got You On My Mind "
'TBPM' (BPM (beats per minute))                     '144.0'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Trick Bag'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Artesians'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Mp3gain_minmax'                               '141,250'
'TXXX:Mp3gain_undo'                                 '+005,+005,N'
'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:Tracknum'                                     '02'
'TXXX:lastfmtags'                                   'garage 60'
'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'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.419724'

========================== row from database ==========================
                                              'id'  502537
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT001/02 - The Artesians - Trick Bag.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  191
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4617709
                                           'mtime'  1620382699
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT001 02 rock gr garage;set pl garagetapes
                                      'tag_artist'  The Artesians
                                     'tag_release'  Tape No001 - I've Got You On My Mind 
                                       'tag_title'  Trick Bag
                                             'bpm'  144.0
                                    'search_title'  'bag':2 'trick':1
                                   'search_artist'  'artesians':2 'the':1
                                  'search_release'  'got':6 'i':3 'ive':5 'mind':10 'my':9 'no001':2 'on':8 'tape':1 've':4 'you':7
                                     'search_rest'  'blogspot':2 'com':3 'garage':8,10 'garagetapes':1,13 'garagetapesblogspotcom':4 'gr':7 'gt001':5 'pl':12 'rock':6 'set':9,11
                                    'search_combo'  'artesians':4B 'bag':2A 'blogspot':16 'com':17 'garage':22,24 'garagetapes':15,27 'garagetapesblogspotcom':18 'got':10C 'gr':21 'gt001':19 'i':7C 'ive':9C 'mind':14C 'my':13C 'no001':6C 'on':12C 'pl':26 'rock':20 'set':23,25 'tape':5C 'the':3B 'trick':1A 've':8C 'you':11C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['garage 60']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620382699.45524  (2021-05-07 12:18:19)
                             'size'  4617709