======================== unified (from filesystem) ========================
                                         'bitrate'  '197.422'
                                        'duration'  '930'
                                          'artist'  'Henry Cow'
                                     'text_people'  ''
                                         'release'  'progsoup 10'
                                           'title'  'Living In The Heart Of The Beast - track 2/6'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive rock', 'avant prog', 'rio', 'canterbury', 'avant garde', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '141.019'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 10'
'TBPM' (BPM (beats per minute))                     '141.019'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Living In The Heart Of The Beast - track 2/6'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Henry Cow'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['progressive rock',
 'avant prog',
 'rio',
 'canterbury',
 'avant garde',
 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.97 dB'
'TXXX:replaygain_track_peak'                        '0.634040'

========================== row from database ==========================
                                              'id'  1415217
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/Progsoup 10/563 Henry Cow - Living In The Heart Of The Beast.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  930
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  22978432
                                           'mtime'  1620736256
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP Progsoup 563 rock cppex progressive;set pl progspace
                                      'tag_artist'  Henry Cow
                                     'tag_release'  progsoup 10
                                       'tag_title'  Living In The Heart Of The Beast - track 2/6
                                             'bpm'  141.019
                                    'search_title'  '2':8 '26':10 '6':9 'beast':6 'heart':4 'in':2 'living':1 'of':5 'the':3 'track':7
                                   'search_artist'  'cow':2 'henry':1
                                  'search_release'  'progsoup':1
                                     'search_rest'  '563':3 'classicprogpsy':1 'cppex':5 'pl':10 'progressive':6,8 'progsoup':2 'progspace':11 'rock':4 'set':7,9
                                    'search_combo'  '2':8A '26':10A '563':16 '6':9A 'beast':6A 'classicprogpsy':14 'cow':12B 'cppex':18 'heart':4A 'henry':11B 'in':2A 'living':1A 'of':5A 'pl':23 'progressive':19,21 'progsoup':13C,15 'progspace':24 'rock':17 'set':20,22 'the':3A 'track':7A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'avant prog', 'rio', 'canterbury', 'avant garde', 'experimental']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736255.719248  (2021-05-11 14:30:55)
                             'size'  22978432