======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '137'
                                          'artist'  'Los Belkings'
                                     'text_people'  ''
                                         'release'  'Psychodelicias Vol. 7'
                                           'title'  'Rompe O Las'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'surf', 'all', 'surf rock', 'peru']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '92.687'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '[SAM]'
'COMM:ID3v1 Comment:XXX'                            '[SAM]'
'PRIV:AverageLevel:\x9c\t\x00\x00'                  PRIV(owner='AverageLevel', data=b'\x9c\t\x00\x00')
'PRIV:PeakValue:s;\x00\x00'                         PRIV(owner='PeakValue', data=b's;\x00\x00')
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'TALB' (Album/Movie/Show title)                     'Psychodelicias Vol. 7'
'TBPM' (BPM (beats per minute))                     '92.687'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Rompe O Las'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Los Belkings'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'surf', 'all', 'surf rock', 'peru']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.67 dB'
'TXXX:replaygain_track_peak'                        '0.464474'

========================== row from database ==========================
                                              'id'  1414810
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Psychodelicias vol.07 (spanish 60s)/07 - los belkings - rompe o las.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  137
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  5496718
                                           'mtime'  1620736880
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy vol.07 (spanish 60s) 07 los belkings rompe las rock cppex psychedelic
                                      'tag_artist'  Los Belkings
                                     'tag_release'  Psychodelicias Vol. 7
                                       'tag_title'  Rompe O Las
                                             'bpm'  92.687
                                    'search_title'  'las':3 'o':2 'rompe':1
                                   'search_artist'  'belkings':2 'los':1
                                  'search_release'  '7':4 'psychodelicias':1 'vol':2,3
                                     'search_rest'  '07':3 '60s':7,8 'belkings':10 'classicprogpsy':1 'cppex':14 'las':12 'los':9 'psychedelic':15 'rock':13 'rompe':11 'spanish':5,6 'vol':2 'vol07':4
                                    'search_combo'  '07':12 '60s':16,17 '7':9C 'belkings':5B,19 'classicprogpsy':10 'cppex':23 'las':3A,21 'los':4B,18 'o':2A 'psychedelic':24 'psychodelicias':6C 'rock':22 'rompe':1A,20 'spanish':14,15 'vol':7C,8C,11 'vol07':13
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'surf', 'all', 'surf rock', 'peru']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736879.5255692  (2021-05-11 14:41:19)
                             'size'  5496718