======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '251'
                                          'artist'  'Kaly Live Dub'
                                     'text_people'  ''
                                         'release'  'Electric Kool Aid'
                                           'title'  'Attention'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dub', 'electro', 'electronic', 'french', 'electro dub']"
                                     'discogstags'  "['electronic', 'reggae', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-modern'
                                             'bpm'  '101.310'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Electric Kool Aid'
'TBPM' (BPM (beats per minute))                     '101.310'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-modern'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Attention'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kaly Live Dub'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'reggae', 'dub']
'TXXX:lastfmtags'                                   ['dub', 'electro', 'electronic', 'french', 'electro dub']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.573691'

========================== row from database ==========================
                                              'id'  1363590
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/kaly live dub/Kaly Live Dub - Electric Kool Aid - 02 - Attention.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  251
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-modern
                                        'filesize'  4028288
                                           'mtime'  1620522633
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub kaly live dub 02 loc style reggae or dub or ska or dancehall dub modern
                                      'tag_artist'  Kaly Live Dub
                                     'tag_release'  Electric Kool Aid
                                       'tag_title'  Attention
                                             'bpm'  101.31
                                    'search_title'  'attention':1
                                   'search_artist'  'dub':3 'kaly':1 'live':2
                                  'search_release'  'aid':3 'electric':1 'kool':2
                                     'search_rest'  '00reggae':1 'dancehall':10 'dub':2 'kaly':3 'live':4 'loc':5 'modern':11 'or':8 'reggae':7 'ska':9 'style':6
                                    'search_combo'  '00reggae':8 'aid':7C 'attention':1A 'dancehall':17 'dub':4B,9 'electric':5C 'kaly':2B,10 'kool':6C 'live':3B,11 'loc':12 'modern':18 'or':15 'reggae':14 'ska':16 'style':13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dub', 'electro', 'electronic', 'french', 'electro dub']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'reggae', 'dub']

============================== file details ==============================
                                           'mtime'  1620522633.3628647  (2021-05-09 03:10:33)
                             'size'  4028288