======================== unified (from filesystem) ========================
                                         'bitrate'  '209.957'
                                        'duration'  '393'
                                          'artist'  'Happy The Man'
                                     'text_people'  ''
                                         'release'  'Progsoup 41'
                                           'title'  'Stepping Through Time'
                                           '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'  "['11', 'instrumental', 'art rock', '12', 'progressive rock']"
                                     'discogstags'  "['prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '34'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '129.979'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Progsoup 41'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Stepping Through Time'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Happy The Man'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '34'
'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'                                  ['prog rock', 'rock']
'TXXX:lastfmtags'                                   ['11', 'instrumental', 'art rock', '12', 'progressive 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'                        '-0.21 dB'
'TXXX:replaygain_track_peak'                        '0.524963'

========================== row from database ==========================
                                              'id'  1411024
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 41/2393 happy the man - stepping through time.mp3
                                         'working'  None
                                         'bitrate'  209
                                    'duration_sec'  393
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  10389330
                                           'mtime'  1620737383
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2393 happy the man stepping through time rock cppex progressive;set pl progspace
                                      'tag_artist'  Happy The Man
                                     'tag_release'  Progsoup 41
                                       'tag_title'  Stepping Through Time
                                             'bpm'  129.979
                                    'search_title'  'stepping':1 'through':2 'time':3
                                   'search_artist'  'happy':1 'man':3 'the':2
                                  'search_release'  '41':2 'progsoup':1
                                     'search_rest'  '2393':3 'classicprogpsy':1 'cppex':11 'happy':4 'man':6 'pl':16 'progressive':12,14 'progsoup':2 'progspace':17 'rock':10 'set':13,15 'stepping':7 'the':5 'through':8 'time':9
                                    'search_combo'  '2393':11 '41':8C 'classicprogpsy':9 'cppex':19 'happy':4B,12 'man':6B,14 'pl':24 'progressive':20,22 'progsoup':7C,10 'progspace':25 'rock':18 'set':21,23 'stepping':1A,15 'the':5B,13 'through':2A,16 'time':3A,17
                                    'tag_tracknum'  34
                                      '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'  ['11', 'instrumental', 'art rock', '12', 'progressive rock']
                                        'tag_date'  2004
                                     'discogstags'  ['prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737383.269523  (2021-05-11 14:49:43)
                             'size'  10389330