======================== unified (from filesystem) ========================
                                         'bitrate'  '249.266'
                                        'duration'  '429'
                                          'artist'  'Bob Marley & The Wailers'
                                     'text_people'  ''
                                         'release'  'Legend - The Best Of Bob Marley & The Wailers'
                                           'title'  'No Woman No Cry (Live)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'roots reggae', 'ska', 'roots', 'classic rock']"
                                     'discogstags'  "['reggae', 'roots reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '16'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '143.213'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Legend - The Best Of Bob Marley & The Wailers'
'TBPM' (BPM (beats per minute))                     '143.213'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'No Woman No Cry (Live)'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob Marley & The Wailers'
'TRCK' (Track number/Position in set)               '2/16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['reggae', 'roots reggae']
'TXXX:lastfmtags'                                   ['reggae', 'roots reggae', 'ska', 'roots', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.455871'

========================== row from database ==========================
                                              'id'  1379533
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Bob Marley & The Wailers/Legend/02 - No Woman No Cry (Live).mp3
                                         'working'  None
                                         'bitrate'  249
                                    'duration_sec'  429
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  13413928
                                           'mtime'  1620521140
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub 02 loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Bob Marley & The Wailers
                                     'tag_release'  Legend - The Best Of Bob Marley & The Wailers
                                       'tag_title'  No Woman No Cry (Live)
                                             'bpm'  143.213
                                    'search_title'  'cry':3 'live':4,5 'no':1 'woman':2
                                   'search_artist'  'bob':1 'marley':2 'the':3 'wailers':4
                                  'search_release'  'best':3 'bob':5 'legend':1 'marley':6 'of':4 'the':2 'wailers':7
                                     'search_rest'  '00reggae':1 'and':10 'dancehall':8 'dub':2 'loc':3 'or':6 'reggae':5 'roots':9 'ska':7 'style':4
                                    'search_combo'  '00reggae':17 'and':26 'best':12C 'bob':6B,14C 'cry':3A 'dancehall':24 'dub':18 'legend':10C 'live':4A,5A 'loc':19 'marley':7B,15C 'no':1A 'of':13C 'or':22 'reggae':21 'roots':25 'ska':23 'style':20 'the':8B,11C 'wailers':9B,16C 'woman':2A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'roots reggae', 'ska', 'roots', 'classic rock']
                                        'tag_date'  2002
                                     'discogstags'  ['reggae', 'roots reggae']

============================== file details ==============================
                                           'mtime'  1620521139.9434674  (2021-05-09 02:45:39)
                             'size'  13413928