======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '236'
                                          'artist'  'U Roy & The Heptones'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  "Make Love Not War ('72)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '84.596'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '84.596'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TIT2' (Title/songname/content description)         "Make Love Not War ('72)"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'U Roy & The Heptones'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                        '+2.60 dB'
'TXXX:replaygain_track_peak'                        '0.420987'

========================== row from database ==========================
                                              'id'  985338
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[ja pressure beat fjg 7803-a 1972] u roy & the heptones - make love not war.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  236
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4726656
                                           'mtime'  1620524170
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [ja pressure beat fjg 7803 1972] u roy the heptones make love not war loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  U Roy & The Heptones
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Make Love Not War ('72)
                                             'bpm'  84.596
                                    'search_title'  '72':5,6 'love':2 'make':1 'not':3 'war':4
                                   'search_artist'  'heptones':4 'roy':2 'the':3 'u':1
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1972':9,10 '7803':8 'and':26 'beat':6 'dancehall':24 'dub':22 'fjg':7 'heptones':14 'ja':3,4 'loc':19 'love':16 'make':15 'not':17 'or':21 'pressure':5 'reggae':1 'roots':25 'roy':12 'singles':2 'ska':23 'style':20 'the':13 'u':11 'war':18
                                    'search_combo'  '1972':21,22 '72':5A,6A '7803':20 'and':38 'beat':18 'dancehall':36 'dub':34 'fjg':19 'heptones':10B,26 'ja':15,16 'loc':31 'love':2A,28 'make':1A,27 'not':3A,29 'or':33 'pressure':17 'reggae':11C,13 'roots':37 'roy':8B,24 'singles':12C,14 'ska':35 'style':32 'the':9B,25 'u':7B,23 'war':4A,30
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           '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-3', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524170.2752676  (2021-05-09 03:36:10)
                             'size'  4726656