======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '148'
                                          'artist'  'Messer Chups'
                                     'text_people'  'O.Gitarkin'
                                         'release'  'Miss Libido'
                                           'title'  'Die Warze Von Mars'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'russian', 'psychobilly', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '123.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Miss Libido'
'TBPM' (BPM (beats per minute))                     '123.6'
'TCOM' (Composer)                                   'O.Gitarkin'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Die Warze Von Mars'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Messer Chups'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['surf', 'russian', 'psychobilly', 'electronic', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.05 dB'
'TXXX:replaygain_track_peak'                        '0.435097'

========================== row from database ==========================
                                              'id'  1422903
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Messer Chups/Messer Chups - Miss Libido 2000/09 - Die Warze Von Mars.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  148
                                           'genre'  electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3592425
                                           'mtime'  1636915773
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2000 09 electronic experimental oddness;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Messer Chups
                                     'tag_release'  Miss Libido
                                       'tag_title'  Die Warze Von Mars
                                             'bpm'  123.6
                                    'search_title'  'die':1 'mars':4 'von':3 'warze':2
                                   'search_artist'  'chups':2 'messer':1
                                  'search_release'  'libido':2 'miss':1
                                     'search_rest'  '2000':1 'electronic':2 'experimental':3 'mor':13 'oddness':4,6 'pl':8 'set':5,7,10,12 'shirleyspinoza':9,11
                                    'search_combo'  '2000':9 'chups':6B 'die':1A 'electronic':10 'experimental':11 'libido':8C 'mars':4A 'messer':5B 'miss':7C 'mor':21 'oddness':12,14 'pl':16 'set':13,15,18,20 'shirleyspinoza':17,19 'von':3A 'warze':2A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'russian', 'psychobilly', 'electronic', 'experimental']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636915772.5760682  (2021-11-14 19:49:32)
                             'size'  3592425