======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '190'
                                          'artist'  'The Bombers'
                                     'text_people'  ''
                                         'release'  'Disco Inferno'
                                           'title'  "(Everybody) Get Dancin'"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['oi', 'psychobilly', 'rac', 'surf', 'russian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '20'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '125.160'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Disco Inferno'
'TBPM' (BPM (beats per minute))                     '125.160'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDOR' (Original release time)                      '1975'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "(Everybody) Get Dancin'"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Bombers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '15/20'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MP3GAIN_MINMAX'                               '093,205'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '0cb8f4e7-ca91-489c-ad5d-2819ba50f772'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oi', 'psychobilly', 'rac', 'surf', 'russian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.51 dB'
'TXXX:replaygain_track_peak'                        '0.452512'

========================== row from database ==========================
                                              'id'  1534613
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Bombers - cifs2d5d.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  190
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  4582393
                                           'mtime'  1630253594
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic cifs2d5d electronic we disco or italo
                                      'tag_artist'  The Bombers
                                     'tag_release'  Disco Inferno
                                       'tag_title'  (Everybody) Get Dancin'
                                             'bpm'  125.16
                                    'search_title'  'dancin':4,5 'everybody':1,2 'get':3
                                   'search_artist'  'bombers':2 'the':1
                                  'search_release'  'disco':1 'inferno':2
                                     'search_rest'  '00poprockelectronic':1 'cifs2d5d':2 'disco':5 'electronic':3 'italo':7 'or':6 'we':4
                                    'search_combo'  '00poprockelectronic':10 'bombers':7B 'cifs2d5d':11 'dancin':4A,5A 'disco':8C,14 'electronic':12 'everybody':1A,2A 'get':3A 'inferno':9C 'italo':16 'or':15 'the':6B 'we':13
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['oi', 'psychobilly', 'rac', 'surf', 'russian']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630253593.6591113  (2021-08-29 18:13:13)
                             'size'  4582393