======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '247'
                                          'artist'  'The Electronic Concept Orchestra'
                                     'text_people'  ''
                                         'release'  'Electric Love (Limelight LS-86072 Stereo)'
                                           'title'  "Goin' Out of My Head"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'instrumental', 'space rock', 'space age pop', 'psychedelic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;mi-earlysynth-moog'
                                             'bpm'  '139.4'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Electric Love (Limelight LS-86072 Stereo)'
'TBPM' (BPM (beats per minute))                     '139.4'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early', 'mi-earlysynth-moog']
'TDRC' (Recording time)                             '1969'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         "Goin' Out of My Head"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Electronic Concept Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'The Electronic Concept Orchestra'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'instrumental', 'space rock', 'space age pop', 'psychedelic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.87 dB'
'TXXX:replaygain_track_peak'                        '0.578793'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.basichipdigitaloddio.com/365/')

========================== row from database ==========================
                                              'id'  1518353
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/192 The Electronic Concept Orchestra - Electric Love/01_Goin__Out_of_My_Head.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  247
                                           'genre'  electronic-experimental-early;mi-earlysynth-moog
                                        'filesize'  10049527
                                           'mtime'  1637329111
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 192 01_Goin__Out_of_My_Head electronic experimental early;mi earlysynth moog
                                      'tag_artist'  The Electronic Concept Orchestra
                                     'tag_release'  Electric Love (Limelight LS-86072 Stereo)
                                       'tag_title'  Goin' Out of My Head
                                             'bpm'  139.4
                                    'search_title'  'goin':1,2 'head':6 'my':5 'of':4 'out':3
                                   'search_artist'  'concept':3 'electronic':2 'orchestra':4 'the':1
                                  'search_release'  '86072':6 'electric':1 'limelight':3,4 'love':2 'ls':5 'ls86072':7 'stereo':8,9
                                     'search_rest'  '01':2 '192':1 'early':10,12 'earlysynth':14 'electronic':8 'experimental':9 'goin':3 'head':7 'mi':11,13 'moog':15 'my':6 'of':5 'out':4
                                    'search_combo'  '01':21 '192':20 '86072':16C 'concept':9B 'early':29,31 'earlysynth':33 'electric':11C 'electronic':8B,27 'experimental':28 'goin':1A,2A,22 'head':6A,26 'limelight':13C,14C 'love':12C 'ls':15C 'ls86072':17C 'mi':30,32 'moog':34 'my':5A,25 'of':4A,24 'orchestra':10B 'out':3A,23 'stereo':18C,19C 'the':7B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'instrumental', 'space rock', 'space age pop', 'psychedelic']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329111.2360313  (2021-11-19 14:38:31)
                             'size'  10049527