======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '444'
                                          'artist'  'Scorn'
                                     'text_people'  ''
                                         'release'  'Colossus'
                                           'title'  'Beyond'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-1', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial', 'dub', 'dubstep', 'ambient', 'dark ambient', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-ambient-dark'
                                             'bpm'  '145.2'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Colossus'
'TBPM' (BPM (beats per minute))                     '145.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient-dark'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Beyond'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Scorn'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'dub', 'dubstep', 'ambient', 'dark ambient', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.14 dB'
'TXXX:replaygain_track_peak'                        '0.833273'

========================== row from database ==========================
                                              'id'  1370421
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Scorn - 1994 - Colossus/06. Beyond.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  444
                                           'genre'  electronic-ambient-dark
                                        'filesize'  17830574
                                           'mtime'  1636910024
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient 1994 06. electronic ambient dark
                                      'tag_artist'  Scorn
                                     'tag_release'  Colossus
                                       'tag_title'  Beyond
                                             'bpm'  145.2
                                    'search_title'  'beyond':1
                                   'search_artist'  'scorn':1
                                  'search_release'  'colossus':1
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '06':4,5 '1994':3 'ambient':7 'dark':8 'electronic':6
                                    'search_combo'  '00ambient':5 '00poprockelectronic':4 '06':7,8 '1994':6 'ambient':10 'beyond':1A 'colossus':3C 'dark':11 'electronic':9 'scorn':2B
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dub', 'dubstep', 'ambient', 'dark ambient', 'experimental']
                                        'tag_date'  1994
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910024.380508  (2021-11-14 18:13:44)
                             'size'  17830574