======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '150'
                                          'artist'  'Alan Klein'
                                     'text_people'  ''
                                         'release'  'Joe Meek[RGM Rarities]'
                                           'title'  'Three coins in the sewer'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-1', 'q-chart-2', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['harmonies', 'satirical', 'english eccentricity', 'english', 'bizarre']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '117.808'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x10\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x10\x00\x00')
'PRIV:PeakValue:¡d\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1d\x00\x00')
'TALB' (Album/Movie/Show title)                     'Joe Meek[RGM Rarities]'
'TBPM' (BPM (beats per minute))                     '117.808'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Three coins in the sewer'
'TKEY' (Initial key)                                '1B'
'TLEN' (Length)                                     '150935'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Alan Klein'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['harmonies', 'satirical', 'english eccentricity', 'english', 'bizarre']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.34 dB'
'TXXX:replaygain_track_peak'                        '0.451434'

========================== row from database ==========================
                                              'id'  1349706
                                            'path'  /data/Music/Bulk/00poprockelectronic/misc/Alan Klein - Three Coins in the Sewer.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  150
                                           'genre'  
                                        'filesize'  2416512
                                           'mtime'  1652398008
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic misc Coins Sewer
                                      'tag_artist'  Alan Klein
                                     'tag_release'  Joe Meek[RGM Rarities]
                                       'tag_title'  Three coins in the sewer
                                             'bpm'  117.808
                                    'search_title'  'coins':2 'in':3 'sewer':5 'the':4 'three':1
                                   'search_artist'  'alan':1 'klein':2
                                  'search_release'  'joe':1 'meek':2 'meekrgm':4 'rarities':5,6 'rgm':3
                                     'search_rest'  '00poprockelectronic':1 'coins':3 'misc':2 'sewer':4
                                    'search_combo'  '00poprockelectronic':14 'alan':6B 'coins':2A,16 'in':3A 'joe':8C 'klein':7B 'meek':9C 'meekrgm':11C 'misc':15 'rarities':12C,13C 'rgm':10C 'sewer':5A,17 'the':4A 'three':1A
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-OLDST-1', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['harmonies', 'satirical', 'english eccentricity', 'english', 'bizarre']
                                        'tag_date'  1955
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1652398008.3970106  (2022-05-13 01:26:48)
                             'size'  2416512