======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '200'
                                          'artist'  'Mel & Kim'
                                     'text_people'  'Matt Aitken/Mike Stock/Pete Waterman'
                                         'release'  'the greatest hits of the 80s'
                                           'title'  'Respectable'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'female vocalists', 'british', 'disco', 'pop', '80s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '122.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'the greatest hits of the 80s'
'TBPM' (BPM (beats per minute))                     '122.4'
'TCOM' (Composer)                                   'Matt Aitken/Mike Stock/Pete Waterman'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Respectable'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mel And Kim'
'TPE2' (Band/orchestra/accompaniment)               'Mel & Kim'
'TPUB' (Publisher)                                  'Disky'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'female vocalists', 'british', 'disco', 'pop', '80s']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.92 dB'
'TXXX:replaygain_track_peak'                        '0.692914'

========================== row from database ==========================
                                              'id'  1524068
                                            'path'  /data/Music/Bulk/00poprockelectronic/Disco 70_s 80_s/DSA/Mel and Kim - Respectable.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  200
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  3209402
                                           'mtime'  1620569082
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Disco 70_s 80_s DSA and electronic we disco or italo
                                      'tag_artist'  Mel & Kim
                                     'tag_release'  the greatest hits of the 80s
                                       'tag_title'  Respectable
                                             'bpm'  122.4
                                    'search_title'  'respectable':1
                                   'search_artist'  'kim':2 'mel':1
                                  'search_release'  '80s':5 'greatest':2 'hits':3 'of':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '70':3 '80':5 'and':8 'disco':2 'dsa':7 'electronic':9 'italo':12 'or':11 's':4,6 'we':10
                                    'search_combo'  '00poprockelectronic':9 '70':11 '80':13 '80s':8C 'and':16 'disco':10 'dsa':15 'electronic':17 'greatest':5C 'hits':6C 'italo':20 'kim':3B 'mel':2B 'of':7C 'or':19 'respectable':1A 's':12,14 'the':4C 'we':18
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-4', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['dance', 'female vocalists', 'british', 'disco', 'pop', '80s']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620569082.4742064  (2021-05-09 16:04:42)
                             'size'  3209402