======================== unified (from filesystem) ========================
                                         'bitrate'  '192.046'
                                        'duration'  '357'
                                          'artist'  'The Crüxshadows'
                                     'text_people'  ''
                                         'release'  'Frozen Embers'
                                           'title'  'Return (Coming Home) (DJ Ian F'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'goth', 'industrial', 'gothic', 'darkwave']"
                                     'discogstags'  "['electronic', 'trance', 'synth-pop', 'darkwave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-industrial'
                                             'bpm'  '135.004'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Frozen Embers'
'TBPM' (BPM (beats per minute))                     '135.004'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-industrial'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Return (Coming Home) (DJ Ian F'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Crüxshadows'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'trance', 'synth-pop', 'darkwave']
'TXXX:lastfmtags'                                   ['electronic', 'goth', 'industrial', 'gothic', 'darkwave']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.96 dB'
'TXXX:replaygain_track_peak'                        '0.524113'

========================== row from database ==========================
                                              'id'  1397653
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/The Crüxshadows - The Cruxshadows/2003 - Frozen Embers(EP)/12 - Return (Coming Home) [DJ Ian Fford 555 Remix].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  357
                                           'genre'  eid-ebm or industrial or darkwave-industrial
                                        'filesize'  8587588
                                           'mtime'  1620298166
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Cruxshadows 2003 Embers(EP) 12 [DJ Fford 555 Remix] eid ebm or industrial or darkwave industrial
                                      'tag_artist'  The Crüxshadows
                                     'tag_release'  Frozen Embers
                                       'tag_title'  Return (Coming Home) (DJ Ian F
                                             'bpm'  135.004
                                    'search_title'  'coming':2,3 'dj':6,7 'f':9 'home':4,5 'ian':8 'return':1
                                   'search_artist'  'cruxshadows':2,3 'the':1
                                  'search_release'  'embers':2 'frozen':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '2003':7 '555':14 'cruxshadows':6 'darkwave':4 'dj':11,12 'ebm':18 'eid':17 'embers':8 'embersep':10 'ep':9 'fford':13 'goth':5 'industrial':3 'or':19 'remix':15,16
                                    'search_combo'  '00dwimp':15 '00ebm':16 '2003':21 '555':28 'coming':2A,3A 'cruxshadows':11B,12B,20 'darkwave':18 'dj':6A,7A,25,26 'ebm':32 'eid':31 'embers':14C,22 'embersep':24 'ep':23 'f':9A 'fford':27 'frozen':13C 'goth':19 'home':4A,5A 'ian':8A 'industrial':17 'or':33 'remix':29,30 'return':1A 'the':10B
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['electronic', 'goth', 'industrial', 'gothic', 'darkwave']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'trance', 'synth-pop', 'darkwave']

============================== file details ==============================
                                           'mtime'  1620298166.159556  (2021-05-06 12:49:26)
                             'size'  8587588