======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '241'
                                          'artist'  'Paradise Lost'
                                     'text_people'  ''
                                         'release'  'Gothic Club Classics, Volume 2'
                                           'title'  'Say Just Words'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['metal', 'gothic', 'doom metal', 'death metal', 'gothic metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock-gothrock;eid-metal;eid-metal-doom or gothic'
                                             'bpm'  '135.094'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Gothic Club Classics, Volume 2'
'TBPM' (BPM (beats per minute))                     '135.094'
'TCON' (Content type, a.k.a. Genre)                 ['eid-goth or gothrock-gothrock', 'eid-metal', 'eid-metal-doom or gothic']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Say Just Words'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Paradise Lost'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'gothic', 'doom metal', 'death metal', 'gothic metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.410287'

========================== row from database ==========================
                                              'id'  1391514
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Gothic_Club_Classics_Volume_2/CD_2/05_-_Paradise_Lost_-_Say_Just_Words.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  241
                                           'genre'  eid-goth or gothrock-gothrock;eid-metal;eid-metal-doom or gothic
                                        'filesize'  5815162
                                           'mtime'  1620300645
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth Gothic_Club_Classics_Volume_2 CD_2 05_ _Paradise_Lost_ _Say_Just_Words eid goth gothrock gothrock;eid metal;eid metal doom gothic
                                      'tag_artist'  Paradise Lost
                                     'tag_release'  Gothic Club Classics, Volume 2
                                       'tag_title'  Say Just Words
                                             'bpm'  135.094
                                    'search_title'  'just':2 'say':1 'words':3
                                   'search_artist'  'lost':2 'paradise':1
                                  'search_release'  '2':6 'classics':3,4 'club':2 'gothic':1 'volume':5
                                     'search_rest'  '00dwimp':1 '00ebm':2 '05':13 '2':10,12 'cd':11 'classics':8 'club':7 'darkwave':4 'doom':30 'eid':19,22,24,26,28 'goth':5 'gothic':6,31 'gothrock':20,21,23 'industrial':3 'just':17 'lost':15 'metal':25,27,29 'paradise':14 'say':16 'volume':9 'words':18
                                    'search_combo'  '00dwimp':12 '00ebm':13 '05':24 '2':11C,21,23 'cd':22 'classics':8C,9C,19 'club':7C,18 'darkwave':15 'doom':41 'eid':30,33,35,37,39 'goth':16 'gothic':6C,17,42 'gothrock':31,32,34 'industrial':14 'just':2A,28 'lost':5B,26 'metal':36,38,40 'paradise':4B,25 'say':1A,27 'volume':10C,20 'words':3A,29
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'gothic', 'doom metal', 'death metal', 'gothic metal']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620300645.078024  (2021-05-06 13:30:45)
                             'size'  5815162