======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'Lady Bombon'
                                     'text_people'  ''
                                         'release'  'Stereo-Sonico [csr062]'
                                           'title'  'La Borracha'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['test', 'dance punk', 'electronic', 'jajaja', 'trae buenos recuerdos']"
                                     'discogstags'  "['latin', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '99.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Stereo-Sonico [csr062]'
'TBPM' (BPM (beats per minute))                     '99.9'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'La Borracha'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lady Bombon'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['latin', 'rock']
'TXXX:lastfmtags'                                   ['test', 'dance punk', 'electronic', 'jajaja', 'trae buenos recuerdos']
'TXXX:q-bass'                                       '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.581596'

========================== row from database ==========================
                                              'id'  723876
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Comfort Stand/csr062/csr062_02_lady-bombon_la-borracha.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4765081
                                           'mtime'  1621695778
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Comfort Stand csr062_02_lady bombon_la borracha electronic unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Lady Bombon
                                     'tag_release'  Stereo-Sonico [csr062]
                                       'tag_title'  La Borracha
                                             'bpm'  99.9
                                    'search_title'  'borracha':2 'la':1
                                   'search_artist'  'bombon':2 'lady':1
                                  'search_release'  'csr062':4,5 'sonico':2 'stereo':1 'stereosonico':3
                                     'search_rest'  '02':4 'bombon':6 'borracha':8 'comfort':1 'csr062':3 'electronic':9 'la':7 'lady':5 'mor':19 'pl':14 'set':11,13,16,18 'shirleyspinoza':15,17 'stand':2 'unsorted':10,12
                                    'search_combo'  '02':13 'bombon':4B,15 'borracha':2A,17 'comfort':10 'csr062':8C,9C,12 'electronic':18 'la':1A,16 'lady':3B,14 'mor':28 'pl':23 'set':20,22,25,27 'shirleyspinoza':24,26 'sonico':6C 'stand':11 'stereo':5C 'stereosonico':7C 'unsorted':19,21
                                    '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-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['test', 'dance punk', 'electronic', 'jajaja', 'trae buenos recuerdos']
                                        'tag_date'  2005
                                     'discogstags'  ['latin', 'rock']

============================== file details ==============================
                                           'mtime'  1621695777.6245253  (2021-05-22 17:02:57)
                             'size'  4765081