======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '231'
                                          'artist'  'Den Harrow'
                                     'text_people'  ''
                                         'release'  'Best of Formel Eins: Die Kulthits'
                                           'title'  "Don't Break My Heart"
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'dance', 'italo disco', 'pop', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '18'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;electronic-we-disco or italo'
                                             'bpm'  '115.589'
                                             'key'  '2A'
                                        'acoustid'  '63879052-b4ee-46fa-bbd4-f942a50bf4e6'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'F4111C12'
'TALB' (Album/Movie/Show title)                     'Best of Formel Eins: Die Kulthits'
'TBPM' (BPM (beats per minute))                     '115.589'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'electronic-we-disco or italo']
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         "Don't Break My Heart"
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Den Harrow'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/4'
'TPUB' (Publisher)                                  'Universal Music Germany'
'TRCK' (Track number/Position in set)               '9/18'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Harrow, Den'
'TXXX:Acoustid Id'                                  '63879052-b4ee-46fa-bbd4-f942a50bf4e6'
'TXXX:CATALOGNUMBER'                                '583 519-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'f6063250-ff66-4fc8-8713-02b486b43c33'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '107e04ef-f7c0-4f0c-984e-9ff244ab5566'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['80s', 'dance', 'italo disco', 'pop', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.55 dB'
'TXXX:replaygain_track_peak'                        '0.505768'

========================== row from database ==========================
                                              'id'  1287486
                                            'path'  /data/Music/Bulk/00poprockelectronic/Formel_ Eins/Die Kulthits CD 2/Best_Of_Formel_Eins_-_Die_Kulthits_CD_2_-_09_-_Dont_t_Break_My_Heart.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  231
                                           'genre'  electronic-generic or radio-unsorted;electronic-we-disco or italo
                                        'filesize'  5555866
                                           'mtime'  1621696259
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Formel_ CD 2 Best_Of_Formel_Eins_ _Die_Kulthits_CD_2_ _09_ _Dont_t_Break_My_Heart electronic generic radio unsorted;electronic we disco italo
                                      'tag_artist'  Den Harrow
                                     'tag_release'  Best of Formel Eins: Die Kulthits
                                       'tag_title'  Don't Break My Heart
                                             'bpm'  115.589
                                    'search_title'  'break':4 'don':1 'dont':3 'heart':6 'my':5 't':2
                                   'search_artist'  'den':1 'harrow':2
                                  'search_release'  'best':1 'die':6 'eins':4,5 'formel':3 'kulthits':7 'of':2
                                     'search_rest'  '00poprockelectronic':1 '09':13 '2':4,12 'best':5 'break':16 'cd':3,11 'die':9 'disco':27 'dont':14 'eins':8 'electronic':19,23,25 'formel':2,7 'generic':20 'heart':18 'italo':28 'kulthits':10 'my':17 'of':6 'radio':21 't':15 'unsorted':22,24 'we':26
                                    'search_combo'  '00poprockelectronic':16 '09':28 '2':19,27 'best':9C,20 'break':4A,31 'cd':18,26 'den':7B 'die':14C,24 'disco':42 'don':1A 'dont':3A,29 'eins':12C,13C,23 'electronic':34,38,40 'formel':11C,17,22 'generic':35 'harrow':8B 'heart':6A,33 'italo':43 'kulthits':15C,25 'my':5A,32 'of':10C,21 'radio':36 't':2A,30 'unsorted':37,39 'we':41
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'dance', 'italo disco', 'pop', 'disco']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696259.1173468  (2021-05-22 17:10:59)
                             'size'  5555866