======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '200'
                                          'artist'  'Black Machines'
                                     'text_people'  ''
                                         'release'  'Rare Afro & Caribbean Funk Vol. 1'
                                           'title'  'Right now'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-chart-2', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-3']")
                                      'lastfmtags'  "['psychedelic funk', 'carribean', 'dominica', 'martinique']"
                                     'discogstags'  "['reggae', 'folk, world, & country', 'zouk', 'funk', 'funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '09'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'funk or soul;loc-islands'
                                             'bpm'  '127.364'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '[mudmashers]'
'COMM:ID3v1 Comment:XXX'                            '[mudmashers]'
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'TALB' (Album/Movie/Show title)                     'Rare Afro & Caribbean Funk Vol. 1'
'TBPM' (BPM (beats per minute))                     '127.364'
'TCON' (Content type, a.k.a. Genre)                 ['funk or soul', 'loc-islands']
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Right now'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Black Machines'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '7/09'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['reggae', 'folk, world, & country', 'zouk', 'funk', 'funk / soul']
'TXXX:lastfmtags'                                   ['psychedelic funk', 'carribean', 'dominica', 'martinique']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.31 dB'
'TXXX:replaygain_track_peak'                        '0.714244'

========================== row from database ==========================
                                              'id'  1389976
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/VA - Rare Afro & Caribbean Funk Vol.1/07. Black Machines - Right now.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  200
                                           'genre'  funk or soul;loc-islands
                                        'filesize'  4820489
                                           'mtime'  1621630004
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul VA Vol.1 07. funk or soul;loc islands
                                      'tag_artist'  Black Machines
                                     'tag_release'  Rare Afro & Caribbean Funk Vol. 1
                                       'tag_title'  Right now
                                             'bpm'  127.364
                                    'search_title'  'now':2 'right':1
                                   'search_artist'  'black':1 'machines':2
                                  'search_release'  '1':7 'afro':2 'caribbean':3 'funk':4 'rare':1 'vol':5,6
                                     'search_rest'  '07':8,9 '1':6 'funk':2 'islands':15 'loc':12,14 'or':10 'soul':3,11,13 'swing':1 'va':4 'vol':5 'vol1':7
                                    'search_combo'  '07':19,20 '1':11C,17 'afro':6C 'black':3B 'caribbean':7C 'funk':8C,13 'islands':26 'loc':23,25 'machines':4B 'now':2A 'or':21 'rare':5C 'right':1A 'soul':14,22,24 'swing':12 'va':15 'vol':9C,10C,16 'vol1':18
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic funk', 'carribean', 'dominica', 'martinique']
                                        'tag_date'  2007
                                     'discogstags'  ['reggae', 'folk, world, & country', 'zouk', 'funk', 'funk / soul']

============================== file details ==============================
                                           'mtime'  1621630004.4412048  (2021-05-21 22:46:44)
                             'size'  4820489