======================== unified (from filesystem) ========================
                                         'bitrate'  '164.867'
                                        'duration'  '243'
                                          'artist'  'Matisyahu'
                                     'text_people'  ''
                                         'release'  'Youth'
                                           'title'  'Fire of Heaven / Altar of Earth'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jewish', 'reggae', 'indie', 'hasidic reggae', 'hip hop']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-unsorted'
                                             'bpm'  '84.03'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Youth'
'TBPM' (BPM (beats per minute))                     '84.03'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-unsorted'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Fire of Heaven / Altar of Earth'
'TKEY' (Initial key)                                '10B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Matisyahu'
'TPE2' (Band/orchestra/accompaniment)               'Matisyahu'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['jewish', 'reggae', 'indie', 'hasidic reggae', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.60 dB'
'TXXX:replaygain_track_peak'                        '0.387321'

========================== row from database ==========================
                                              'id'  1317205
                                            'path'  /data/Music/Bulk/00poprockelectronic/Matisyahu/Youth/01 - fire of heaven - altar of earth.mp3
                                         'working'  None
                                         'bitrate'  164
                                    'duration_sec'  243
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-unsorted
                                        'filesize'  5012444
                                           'mtime'  1620524699
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 01 fire heaven altar earth loc style reggae or dub or ska or dancehall dub unsorted
                                      'tag_artist'  Matisyahu
                                     'tag_release'  Youth
                                       'tag_title'  Fire of Heaven / Altar of Earth
                                             'bpm'  84.03
                                    'search_title'  'altar':4 'earth':5 'fire':1 'heaven':3 'of':2
                                   'search_artist'  'matisyahu':1
                                  'search_release'  'youth':1
                                     'search_rest'  '00poprockelectronic':1 'altar':4 'dancehall':12 'dub':10 'earth':5 'fire':2 'heaven':3 'loc':6 'or':9 'reggae':8 'ska':11 'style':7 'unsorted':13
                                    'search_combo'  '00poprockelectronic':8 'altar':4A,11 'dancehall':19 'dub':17 'earth':5A,12 'fire':1A,9 'heaven':3A,10 'loc':13 'matisyahu':6B 'of':2A 'or':16 'reggae':15 'ska':18 'style':14 'unsorted':20 'youth':7C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jewish', 'reggae', 'indie', 'hasidic reggae', 'hip hop']
                                        'tag_date'  2006
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524699.4760022  (2021-05-09 03:44:59)
                             'size'  5012444