======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '157'
                                          'artist'  'Skitzo'
                                     'text_people'  ''
                                         'release'  '2003 - Vertigo'
                                           'title'  'Cry In The Dark'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['thrash metal', 'psychobilly', 'old school psychobilly']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '143.416'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '2003 - Vertigo'
'TBPM' (BPM (beats per minute))                     '143.416'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Cry In The Dark'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '157649'
'TPE1' (Lead performer(s)/Soloist(s))               'Skitzo'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['thrash metal', 'psychobilly', 'old school psychobilly']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.21 dB'
'TXXX:replaygain_track_peak'                        '0.745709'

========================== row from database ==========================
                                              'id'  1360893
                                            'path'  /data/Music/Bulk/00poprockelectronic/musica/Skitzo/2003 - Vertigo/07 - Cry In The Dark.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  157
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  2524432
                                           'mtime'  1620526786
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic musica 07 rock rockabilly or psychobilly
                                      'tag_artist'  Skitzo
                                     'tag_release'  2003 - Vertigo
                                       'tag_title'  Cry In The Dark
                                             'bpm'  143.416
                                    'search_title'  'cry':1 'dark':4 'in':2 'the':3
                                   'search_artist'  'skitzo':1
                                  'search_release'  '2003':1 'vertigo':2
                                     'search_rest'  '00poprockelectronic':1 'musica':2 'or':5 'psychobilly':6 'rock':3 'rockabilly':4
                                    'search_combo'  '00poprockelectronic':8 '2003':6C 'cry':1A 'dark':4A 'in':2A 'musica':9 'or':12 'psychobilly':13 'rock':10 'rockabilly':11 'skitzo':5B 'the':3A 'vertigo':7C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['thrash metal', 'psychobilly', 'old school psychobilly']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526786.1231568  (2021-05-09 04:19:46)
                             'size'  2524432