======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '232'
                                          'artist'  'Anathema'
                                     'text_people'  ''
                                         'release'  'Alternative 4'
                                           'title'  'Re-Connect'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['progressive rock', 'metal', 'atmospheric', 'doom metal', 'progressive "
 "metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'eid-metal-progressive'
                                             'bpm'  '145.371'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Alternative 4'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-progressive'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Re-Connect'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Anathema'
'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'                                   ['progressive rock', 'metal', 'atmospheric', 'doom metal', 'progressive metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.468787'

========================== row from database ==========================
                                              'id'  1400073
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Anathema/Alternative 4__MBZ;#Anathema;#Alternative 4;#05;#Re-Connect.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  232
                                           'genre'  eid-metal-progressive
                                        'filesize'  5580159
                                           'mtime'  1620310856
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 4__MBZ;#Anathema;#Alternative 4;#05;#Re eid metal progressive
                                      'tag_artist'  Anathema
                                     'tag_release'  Alternative 4
                                       'tag_title'  Re-Connect
                                             'bpm'  145.371
                                    'search_title'  'connect':2 're':1 'reconnect':3
                                   'search_artist'  'anathema':1
                                  'search_release'  '4':2 'alternative':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '05':12,15 '4':3,7,11,14 'alternative':6,10 'anathema':5,9 'eid':17 'mbz':4,8 'metal':18 'progressive':19 're':13,16
                                    'search_combo'  '00dwimp':7 '00metal':8 '05':18,21 '4':6C,9,13,17,20 'alternative':5C,12,16 'anathema':4B,11,15 'connect':2A 'eid':23 'mbz':10,14 'metal':24 'progressive':25 're':1A,19,22 'reconnect':3A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['progressive rock', 'metal', 'atmospheric', 'doom metal', 'progressive metal']
                                        'tag_date'  1998
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310855.771183  (2021-05-06 16:20:55)
                             'size'  5580159