======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '354'
                                          'artist'  'Atomic Rooster - (Atomic Ro-o-oster)'
                                     'text_people'  ''
                                         'release'  'Atomic Ro-o-ster'
                                           'title'  "Before Tomorrow (inst. UK '70)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '101.8'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::\x00\x00\x00'                                '1st UK Album'
'TALB' (Album/Movie/Show title)                     'Atomic Ro-o-ster'
'TBPM' (BPM (beats per minute))                     '101.8'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         "Before Tomorrow (inst. UK '70)"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Atomic Rooster - (Atomic Ro-o-oster)'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-9.09 dB'
'TXXX:replaygain_track_peak'                        '1.077859'

========================== row from database ==========================
                                              'id'  1532100
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Atomic Rooster - (Atomic Ro-o-oster) - Before Tomorrow (inst. UK _70).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  354
                                           'genre'  funk or soul
                                        'filesize'  11343872
                                           'mtime'  1628357796
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s _70) funk soul
                                      'tag_artist'  Atomic Rooster - (Atomic Ro-o-oster)
                                     'tag_release'  Atomic Ro-o-ster
                                       'tag_title'  Before Tomorrow (inst. UK '70)
                                             'bpm'  101.8
                                    'search_title'  '70':6,7 'before':1 'inst':3,4 'tomorrow':2 'uk':5
                                   'search_artist'  'atomic':1,3 'o':5 'oster':6 'ro':4 'roooster':7 'rooster':2
                                  'search_release'  'atomic':1 'o':3 'ro':2 'rooster':5 'ster':4
                                     'search_rest'  '70':6,8,9 'easy':4 'funk':2 'instr':5 's':7 'soul':3 'swing':1
                                    'search_combo'  '70':6A,7A,25,27,28 'atomic':8B,10B,15C 'before':1A 'easy':23 'funk':21 'inst':3A,4A 'instr':24 'o':12B,17C 'oster':13B 'ro':11B,16C 'roooster':14B 'rooster':9B,19C 's':26 'soul':22 'ster':18C 'swing':20 'tomorrow':2A 'uk':5A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357796.0189462  (2021-08-07 19:36:36)
                             'size'  11343872