======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '672'
                                          'artist'  'Magma'
                                     'text_people'  ''
                                         'release'  'progsoup 55'
                                           'title'  'K.A I'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive', 'progressive rock', 'zeuhl', 'rock', 'avant garde', "
 "'experimental']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '47'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '144.748'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 55'
'TBPM' (BPM (beats per minute))                     '144.748'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'K.A I'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Magma'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '47'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['progressive',
 'progressive rock',
 'zeuhl',
 'rock',
 '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'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.522699'

========================== row from database ==========================
                                              'id'  1410488
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 55/3141 magma - köhntarkösz antheria part1.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  672
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  16135886
                                           'mtime'  1620737593
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3141 magma köhntarkösz antheria part1 rock cppex progressive;set pl progspace
                                      'tag_artist'  Magma
                                     'tag_release'  progsoup 55
                                       'tag_title'  K.A I
                                             'bpm'  144.748
                                    'search_title'  'a':2 'i':4 'k':1 'ka':3
                                   'search_artist'  'magma':1
                                  'search_release'  '55':2 'progsoup':1
                                     'search_rest'  '3141':3 'antheria':7 'classicprogpsy':1 'cppex':10 'kohntarkosz':5,6 'magma':4 'part1':8 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 'set':12,14
                                    'search_combo'  '3141':10 '55':7C 'a':2A 'antheria':14 'classicprogpsy':8 'cppex':17 'i':4A 'k':1A 'ka':3A 'kohntarkosz':12,13 'magma':5B,11 'part1':15 'pl':22 'progressive':18,20 'progsoup':6C,9 'progspace':23 'rock':16 'set':19,21
                                    'tag_tracknum'  47
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive', 'progressive rock', 'zeuhl', 'rock', 'avant garde', 'experimental']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620737592.64956  (2021-05-11 14:53:12)
                             'size'  16135886