======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '144'
                                          'artist'  'Martin Riley'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'We Had A Good Thing Going'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['skinhead reggae']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '56'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '98.741'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '98.741'
'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)         'We Had A Good Thing Going'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Martin Riley'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '56'
'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'
'TXXX:lastfmtags'                                   'skinhead reggae'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.221584'

========================== row from database ==========================
                                              'id'  984994
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/Martin Riley - We Had A Good Thing Going [ES-823B] kuky3.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  144
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4628020
                                           'mtime'  1620524001
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [ES 823B] kuky3 loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Martin Riley
                                     'tag_release'  Reggae Singles
                                       'tag_title'  We Had A Good Thing Going
                                             'bpm'  98.741
                                    'search_title'  'a':3 'going':6 'good':4 'had':2 'thing':5 'we':1
                                   'search_artist'  'martin':1 'riley':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '823b':5,6 'and':15 'dancehall':13 'dub':11 'es':3,4 'kuky3':7 'loc':8 'or':10 'reggae':1 'roots':14 'singles':2 'ska':12 'style':9
                                    'search_combo'  '823b':15,16 'a':3A 'and':25 'dancehall':23 'dub':21 'es':13,14 'going':6A 'good':4A 'had':2A 'kuky3':17 'loc':18 'martin':7B 'or':20 'reggae':9C,11 'riley':8B 'roots':24 'singles':10C,12 'ska':22 'style':19 'thing':5A 'we':1A
                                    'tag_tracknum'  56
                                      'num_images'  0
                                             'key'  5A
                                           '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-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['skinhead reggae']
                                        'tag_date'  
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524001.215852  (2021-05-09 03:33:21)
                             'size'  4628020