======================== unified (from filesystem) ========================
                                         'bitrate'  '181.841'
                                        'duration'  '218'
                                          'artist'  'Meat Loaf'
                                     'text_people'  ''
                                         'release'  'Hit Collection'
                                           'title'  'Fallen Angel'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-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'  "['hard rock', '80s', 'classic rock', 'rock opera', 'rock']"
                                     'discogstags'  "['power pop', 'pop rock', 'rock', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-gr-hard;rock-cppex'
                                             'bpm'  '145.895'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hit Collection'
'TBPM' (BPM (beats per minute))                     '145.895'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-hard', 'rock-cppex']
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'LAME 3.97 V2: Preset Standard'
'TIT2' (Title/songname/content description)         'Fallen Angel'
'TKEY' (Initial key)                                '10B'
'TLAN' (Language(s))                                'German'
'TPE1' (Lead performer(s)/Soloist(s))               'Meat Loaf'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['power pop', 'pop rock', 'rock', 'pop']
'TXXX:lastfmtags'                                   ['hard rock', '80s', 'classic rock', 'rock opera', 'rock']
'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'                        '+1.00 dB'
'TXXX:replaygain_track_peak'                        '0.587092'

========================== row from database ==========================
                                              'id'  1342468
                                            'path'  /data/Music/Bulk/00dwimp/Meat Loaf/Meat Loaf - Hit Collection/05_meat_loaf_-_fallen_angel.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  218
                                           'genre'  rock-gr-hard;rock-cppex
                                        'filesize'  4971367
                                           'mtime'  1636902810
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 05_meat_loaf_ _fallen_angel rock gr hard;rock cppex
                                      'tag_artist'  Meat Loaf
                                     'tag_release'  Hit Collection
                                       'tag_title'  Fallen Angel
                                             'bpm'  145.895
                                    'search_title'  'angel':2 'fallen':1
                                   'search_artist'  'loaf':2 'meat':1
                                  'search_release'  'collection':2 'hit':1
                                     'search_rest'  '00dwimp':1 '05':2 'angel':6 'cppex':13 'fallen':5 'gr':8 'hard':9,11 'loaf':4 'meat':3 'rock':7,10,12
                                    'search_combo'  '00dwimp':7 '05':8 'angel':2A,12 'collection':6C 'cppex':19 'fallen':1A,11 'gr':14 'hard':15,17 'hit':5C 'loaf':4B,10 'meat':3B,9 'rock':13,16,18
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  10B
                                           '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-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['hard rock', '80s', 'classic rock', 'rock opera', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['power pop', 'pop rock', 'rock', 'pop']

============================== file details ==============================
                                           'mtime'  1636902809.6443274  (2021-11-14 16:13:29)
                             'size'  4971367