<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '191.712'
                                        'duration'  '303'
                                          'artist'  'Caravan'
                                     'text_people'  ''
                                         'release'  'In The Land Of Grey And Pink'
                                           'title'  'Group Girl'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                                      'lastfmtags'  ("['progressive', 'canterbury scene', 'canterbury', 'rock', 'progressive "
 "rock', 'classic rock']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '10'
                                            'date'  '1971'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '92.985'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f9537d81e80>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=1291191"/>
'COMM:ID3v1 Comment:XXX'                            ' 000001FA 000001BA 00002F4A'
'COMM:iTunNORM:eng'                                 (' 000001FA 000001BA 00002F4A 00002910 00012683 00012683 00007CE6 00008000 '
 '0001C6F7 0001C6F7')
'TALB' (Album/Movie/Show title)                     'In The Land Of Grey And Pink'
'TBPM' (BPM (beats per minute))                     '92.985'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1971'
'TIT2' (Title/songname/content description)         'Group Girl'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Caravan'
'TPE2' (Band/orchestra/accompaniment)               'Caravan'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '9/10'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['progressive',
 'canterbury scene',
 'canterbury',
 'rock',
 'progressive rock',
 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.01 dB'
'TXXX:replaygain_track_peak'                        '0.845743'

========================== row from database ==========================
                                              'id'  1291191
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/09 - caravan - group girl (first version of golf girl with different lyrics) - previously unreleased.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  303
                                           'genre'  rock-cppex
                                        'filesize'  7325527
                                           'mtime'  1620737395
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 09 caravan group girl (first version of golf girl with different lyrics) previously unreleased rock cppex
                                      'tag_artist'  Caravan
                                     'tag_release'  In The Land Of Grey And Pink
                                       'tag_title'  Group Girl
                                             'bpm'  92.985
                                    'search_title'  'girl':2 'group':1
                                   'search_artist'  'caravan':1
                                  'search_release'  'and':6 'grey':5 'in':1 'land':3 'of':4 'pink':7 'the':2
                                     'search_rest'  '00poprockelectronic':1 'caravan':7 'cppex':22 'different':16 'files':5,6 'first':10,11 'girl':9 'golf':14 'group':8 'loose':3,4 'lyrics':17,18 'of':13 'previously':19 'rock':21 'unreleased':20 'unsorted':2 'version':12 'with':15
                                    'search_combo'  '00poprockelectronic':11 'and':9C 'caravan':3B,17 'cppex':32 'different':26 'files':15,16 'first':20,21 'girl':2A,19 'golf':24 'grey':8C 'group':1A,18 'in':4C 'land':6C 'loose':13,14 'lyrics':27,28 'of':7C,23 'pink':10C 'previously':29 'rock':31 'the':5C 'unreleased':30 'unsorted':12 'version':22 'with':25
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive', 'canterbury scene', 'canterbury', 'rock', 'progressive rock', 'classic rock']
                                        'tag_date'  1971
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737395.3338432  (2021-05-11 14:49:55)
                             'size'  7325527