======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '347'
                                          'artist'  'Colosseum'
                                     'text_people'  ''
                                         'release'  'Progsoup 62'
                                           'title'  'City of Love'
                                           '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-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive rock', 'funeral doom metal', 'funeral doom', 'rock', 'jazz "
 "rock', 'doom metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '143.925'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '8D0C790A+239665+10+150+20265'
'COMM:iTunes_CDDB_1:eng'                            '8D0C790A+239665+10+150+20265+42676+66226+86668+112736+131766+161179+178921+206492'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '5'
'TALB' (Album/Movie/Show title)                     'Progsoup 62'
'TBPM' (BPM (beats per minute))                     '143.925'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'City of Love'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '347573'
'TPE1' (Lead performer(s)/Soloist(s))               'Colosseum'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.99.5 (http://lame.sf.net)'
'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'                                   ['progressive rock',
 'funeral doom metal',
 'funeral doom',
 'rock',
 'jazz rock',
 'doom metal']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.467256'

========================== row from database ==========================
                                              'id'  1416309
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 62/3416 colosseum - city of love.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  347
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  8498764
                                           'mtime'  1620737629
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 3416 colosseum city love rock cppex progressive;set pl progspace
                                      'tag_artist'  Colosseum
                                     'tag_release'  Progsoup 62
                                       'tag_title'  City of Love
                                             'bpm'  143.925
                                    'search_title'  'city':1 'love':3 'of':2
                                   'search_artist'  'colosseum':1
                                  'search_release'  '62':2 'progsoup':1
                                     'search_rest'  '3416':3 'city':5 'classicprogpsy':1 'colosseum':4 'cppex':8 'love':6 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12
                                    'search_combo'  '3416':9 '62':6C 'city':1A,11 'classicprogpsy':7 'colosseum':4B,10 'cppex':14 'love':3A,12 'of':2A 'pl':19 'progressive':15,17 'progsoup':5C,8 'progspace':20 'rock':13 'set':16,18
                                    'tag_tracknum'  19
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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', 'funeral doom metal', 'funeral doom', 'rock', 'jazz rock', 'doom metal']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737628.6999156  (2021-05-11 14:53:48)
                             'size'  8498764