======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '129'
                                          'artist'  'Stinson Barth'
                                     'text_people'  ''
                                         'release'  'Twisted Tales From The Vinyl Wastelands Vol. 11 - My Tattooed Wife'
                                           'title'  'The Story Of My Wife'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  '31'
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'rock-pop-early'
                                             'bpm'  '90.170'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '19'
'COMM:iTunNORM:eng'                                 (' 00000B71 00000DFF 00006A74 0000765C 000000B6 000000B6 00007B19 000082DD '
 '0000D4C1 000096EB')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000798 000000000056DE58 00000000 004EB2F1 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'D4129C1F+357465+31+150+10839+22567+33038+39854+48805+61135+71257+83874+93682+101931+115633+124194+136044+144730+157395+170027+185003+197291+206973+221859+238451+249185+258898+273429+284777+297227+309469+317243+327662+344349'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '19'
'TALB' (Album/Movie/Show title)                     'Twisted Tales From The Vinyl Wastelands Vol. 11 - My Tattooed Wife'
'TBPM' (BPM (beats per minute))                     '90.170'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early'
'TDRC' (Recording time)                             '1955'
'TENC' (Encoded by)                                 'iTunes 12.1.0.50'
'TIT2' (Title/songname/content description)         'The Story Of My Wife'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stinson Barth'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19/31'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.59 dB'
'TXXX:replaygain_track_peak'                        '0.430936'

========================== row from database ==========================
                                              'id'  948232
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Twisted Tales From The Vinyl Wastelands Vol. 11 - My Tattooed Wife/19 - Stinson Barth - The Story Of My Wife.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  129
                                           'genre'  rock-pop-early
                                        'filesize'  5169197
                                           'mtime'  1620736819
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va 19 rock pop early
                                      'tag_artist'  Stinson Barth
                                     'tag_release'  Twisted Tales From The Vinyl Wastelands Vol. 11 - My Tattooed Wife
                                       'tag_title'  The Story Of My Wife
                                             'bpm'  90.17
                                    'search_title'  'my':4 'of':3 'story':2 'the':1 'wife':5
                                   'search_artist'  'barth':2 'stinson':1
                                  'search_release'  'from':3 'my':9 'tales':2 'tattooed':10 'the':4 'twisted':1 'vinyl':5 'vol':7,8 'wastelands':6 'wife':11
                                     'search_rest'  '19':6 'country':4 'early':9 'exotica':2 'jazz':1 'oldies':3 'pop':8 'rock':7 'va':5
                                    'search_combo'  '19':24 'barth':7B 'country':22 'early':27 'exotica':20 'from':10C 'jazz':19 'my':4A,16C 'of':3A 'oldies':21 'pop':26 'rock':25 'stinson':6B 'story':2A 'tales':9C 'tattooed':17C 'the':1A,11C 'twisted':8C 'va':23 'vinyl':12C 'vol':14C,15C 'wastelands':13C 'wife':5A,18C
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736818.713765  (2021-05-11 14:40:18)
                             'size'  5169197