======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '633'
                                          'artist'  'Quiet Sun'
                                     'text_people'  'Quiet Sun'
                                         'release'  'Progsoup 62'
                                           'title'  'Years Of Quite Sun'
                                           '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'  "['progressive rock', 'canterbury scene', 'canterbury', 'fusion', 'rock']"
                                     'discogstags'  "['art rock', 'prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '12'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '92.433'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Progsoup 62'
'TBPM' (BPM (beats per minute))                     '92.433'
'TCOM' (Composer)                                   'Quiet Sun'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Years Of Quite Sun'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Quiet Sun'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '10/12'
'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'                                  ['art rock', 'prog rock', 'rock']
'TXXX:lastfmtags'                                   ['progressive rock', 'canterbury scene', 'canterbury', 'fusion', 'rock']
'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'                        '-0.40 dB'
'TXXX:replaygain_track_peak'                        '0.423590'

========================== row from database ==========================
                                              'id'  1412728
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 62/3407 quiet sun- years of quite sun.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  633
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  25395026
                                           'mtime'  1620737629
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 3407 quiet sun years of quite sun rock cppex progressive;set pl progspace
                                      'tag_artist'  Quiet Sun
                                     'tag_release'  Progsoup 62
                                       'tag_title'  Years Of Quite Sun
                                             'bpm'  92.433
                                    'search_title'  'of':2 'quite':3 'sun':4 'years':1
                                   'search_artist'  'quiet':1 'sun':2
                                  'search_release'  '62':2 'progsoup':1
                                     'search_rest'  '3407':3 'classicprogpsy':1 'cppex':10 'of':7 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'quiet':4 'quite':8 'rock':9 'set':12,14 'sun':5 'years':6
                                    'search_combo'  '3407':11 '62':8C 'classicprogpsy':9 'cppex':18 'of':2A,15 'pl':23 'progressive':19,21 'progsoup':7C,10 'progspace':24 'quiet':5B,12 'quite':3A,16 'rock':17 'set':20,22 'sun':4A,6B,13 'years':1A,14
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  1A
                                           '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'  ['progressive rock', 'canterbury scene', 'canterbury', 'fusion', 'rock']
                                        'tag_date'  1975
                                     'discogstags'  ['art rock', 'prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737628.547359  (2021-05-11 14:53:48)
                             'size'  25395026