======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '432'
                                          'artist'  'Nicholas Greenwood'
                                     'text_people'  ''
                                         'release'  'progsoup 58'
                                           'title'  '01, A sea of holy pleasure'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['canterbury scene', 'progressive rock', 'uk', 'cry baby pedal wah']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '135.728'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'TALB' (Album/Movie/Show title)                     'progsoup 58'
'TBPM' (BPM (beats per minute))                     '135.728'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         '01, A sea of holy pleasure'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '432535'
'TPE1' (Lead performer(s)/Soloist(s))               'Nicholas Greenwood'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '6'
'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'                                   ['canterbury scene', 'progressive rock', 'uk', 'cry baby pedal wah']
'TXXX:q-bass'                                       '4'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.01 dB'
'TXXX:replaygain_track_peak'                        '0.586218'

========================== row from database ==========================
                                              'id'  1416385
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 58/3233 nicolas greenwood -  a sea of holy pleasure.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  432
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  17303468
                                           'mtime'  1620737593
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3233 nicolas greenwood rock cppex progressive;set progspace
                                      'tag_artist'  Nicholas Greenwood
                                     'tag_release'  progsoup 58
                                       'tag_title'  01, A sea of holy pleasure
                                             'bpm'  135.728
                                    'search_title'  '01':1,2 'a':3 'holy':6 'of':5 'pleasure':7 'sea':4
                                   'search_artist'  'greenwood':2 'nicholas':1
                                  'search_release'  '58':2 'progsoup':1
                                     'search_rest'  '3233':3 'classicprogpsy':1 'cppex':7 'greenwood':5 'nicolas':4 'progressive':8,10 'progsoup':2 'progspace':12 'rock':6 'set':9,11
                                    'search_combo'  '01':1A,2A '3233':14 '58':11C 'a':3A 'classicprogpsy':12 'cppex':18 'greenwood':9B,16 'holy':6A 'nicholas':8B 'nicolas':15 'of':5A 'pleasure':7A 'progressive':19,21 'progsoup':10C,13 'progspace':23 'rock':17 'sea':4A 'set':20,22
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-grit-2']
                                      'lastfmtags'  ['canterbury scene', 'progressive rock', 'uk', 'cry baby pedal wah']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737592.7120273  (2021-05-11 14:53:12)
                             'size'  17303468