======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '984'
                                          'artist'  'Atmosphera'
                                     'text_people'  ''
                                         'release'  'Progsoup 32'
                                           'title'  'Lady Shalott'
                                           '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-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'israel', '70s', 'brazil', 'israeli']"
                                     'discogstags'  "['electronic', 'deep house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '29'
                                      'tracktotal'  ''
                                            'date'  '1977'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '105.532'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 32'
'TBPM' (BPM (beats per minute))                     '105.532'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1977'
'TIT2' (Title/songname/content description)         'Lady Shalott'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Atmosphera'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '29'
'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:discogstags'                                  ['electronic', 'deep house']
'TXXX:lastfmtags'                                   ['progressive rock', 'israel', '70s', 'brazil', 'israeli']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.56 dB'
'TXXX:replaygain_track_peak'                        '0.497210'

========================== row from database ==========================
                                              'id'  1412895
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 32/1860 atmospheria - lady shalott.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  984
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  19699184
                                           'mtime'  1620737167
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1860 atmospheria lady shalott rock cppex progressive;set pl progspace
                                      'tag_artist'  Atmosphera
                                     'tag_release'  Progsoup 32
                                       'tag_title'  Lady Shalott
                                             'bpm'  105.532
                                    'search_title'  'lady':1 'shalott':2
                                   'search_artist'  'atmosphera':1
                                  'search_release'  '32':2 'progsoup':1
                                     'search_rest'  '1860':3 'atmospheria':4 'classicprogpsy':1 'cppex':8 'lady':5 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12 'shalott':6
                                    'search_combo'  '1860':8 '32':5C 'atmosphera':3B 'atmospheria':9 'classicprogpsy':6 'cppex':13 'lady':1A,10 'pl':18 'progressive':14,16 'progsoup':4C,7 'progspace':19 'rock':12 'set':15,17 'shalott':2A,11
                                    'tag_tracknum'  29
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'israel', '70s', 'brazil', 'israeli']
                                        'tag_date'  1977
                                     'discogstags'  ['electronic', 'deep house']

============================== file details ==============================
                                           'mtime'  1620737167.3350697  (2021-05-11 14:46:07)
                             'size'  19699184