======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '172'
                                          'artist'  'Catatonia'
                                     'text_people'  ''
                                         'release'  'Paper Scissors Stone'
                                           'title'  'Village Idiots'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'welsh', 'britpop', 'female vocalists', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'pop', 'alternative rock', 'indie pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock;rock-pop-indie'
                                             'bpm'  '134.6'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Paper Scissors Stone'
'TBPM' (BPM (beats per minute))                     '134.6'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-rock', 'rock-pop-indie']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Village Idiots'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Catatonia'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'rock', 'pop', 'alternative rock', 'indie pop']
'TXXX:lastfmtags'                                   ['indie', 'welsh', 'britpop', 'female vocalists', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.07 dB'
'TXXX:replaygain_track_peak'                        '0.362967'

========================== row from database ==========================
                                              'id'  1301207
                                            'path'  /data/Music/Bulk/00poprockelectronic/Catatonia/Catatonia - Paper Scissors Stone [320]/13 - Village Idiots.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  172
                                           'genre'  ifs-songwriter-indie-rock;rock-pop-indie
                                        'filesize'  6890014
                                           'mtime'  1638554773
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [320] 13 ifs songwriter indie rock;rock pop indie
                                      'tag_artist'  Catatonia
                                     'tag_release'  Paper Scissors Stone
                                       'tag_title'  Village Idiots
                                             'bpm'  134.6
                                    'search_title'  'idiots':2 'village':1
                                   'search_artist'  'catatonia':1
                                  'search_release'  'paper':1 'scissors':2 'stone':3
                                     'search_rest'  '00poprockelectronic':1 '320':2,3 'ifs':4 'indie':6 'pop':11 'rock':7,8,9,10 'songwriter':5
                                    'search_combo'  '00poprockelectronic':7 '320':8,9 'catatonia':3B 'idiots':2A 'ifs':10 'indie':12 'paper':4C 'pop':17 'rock':13,14,15,16 'scissors':5C 'songwriter':11 'stone':6C 'village':1A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'welsh', 'britpop', 'female vocalists', 'rock']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'rock', 'pop', 'alternative rock', 'indie pop']

============================== file details ==============================
                                           'mtime'  1638554773.0463905  (2021-12-03 19:06:13)
                             'size'  6890014