======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '185'
                                          'artist'  'shelton walks'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'faithful and true'
                                           '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-3', 'q-other-1', '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'  '136.643'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '136.643'
'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)         'faithful and true'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'shelton walks'
'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'                                      '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'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.12 dB'
'TXXX:replaygain_track_peak'                        '0.487560'

========================== row from database ==========================
                                              'id'  985242
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[ja mighty cloud dsr 4949-a 1974] shelton walks - faithful and true.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  185
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3703199
                                           'mtime'  1620524164
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [ja mighty cloud dsr 4949 1974] loc style reggae or dub or ska or dancehall dub roots reggae
                                      'tag_artist'  shelton walks
                                     'tag_release'  Reggae Singles
                                       'tag_title'  faithful and true
                                             'bpm'  136.643
                                    'search_title'  'and':2 'faithful':1 'true':3
                                   'search_artist'  'shelton':1 'walks':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1974':9,10 '4949':8 'cloud':6 'dancehall':16 'dsr':7 'dub':14 'ja':3,4 'loc':11 'mighty':5 'or':13 'reggae':1 'roots':17 'singles':2 'ska':15 'style':12
                                    'search_combo'  '1974':16,17 '4949':15 'and':2A 'cloud':13 'dancehall':23 'dsr':14 'dub':21 'faithful':1A 'ja':10,11 'loc':18 'mighty':12 'or':20 'reggae':6C,8 'roots':24 'shelton':4B 'singles':7C,9 'ska':22 'style':19 'true':3A 'walks':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           '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-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524164.1061275  (2021-05-09 03:36:04)
                             'size'  3703199