======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '157'
                                          'artist'  'The Platters'
                                     'text_people'  'Jerome Kern/Otto Harbach'
                                         'release'  'The Magic Touch: An Anthology Disc 2'
                                           'title'  'Smoke Gets in Your Eyes'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', '60s', 'soul', 'doo wop', 'rhythm and blues', '50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-doowop'
                                             'bpm'  '113.772'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-008 POS 1'
'COMM:ID3v1 Comment:XXX'                            '59-008 POS 1'
'TALB' (Album/Movie/Show title)                     'The Magic Touch: An Anthology Disc 2'
'TBPM' (BPM (beats per minute))                     '113.772'
'TCOM' (Composer)                                   'Jerome Kern/Otto Harbach'
'TCON' (Content type, a.k.a. Genre)                 'prerock-doowop'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'Smoke Gets in Your Eyes'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Platters'
'TPE2' (Band/orchestra/accompaniment)               'The Platters'
'TPUB' (Publisher)                                  'Mercury'
'TRCK' (Track number/Position in set)               '7'
'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:lastfmtags'                                   ['oldies', '60s', 'soul', 'doo wop', 'rhythm and blues', '50s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'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'                        '+2.35 dB'
'TXXX:replaygain_track_peak'                        '0.502116'

========================== row from database ==========================
                                              'id'  1451096
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-008 - Platters - Smoke Gets in Your Eyes.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  157
                                           'genre'  prerock-doowop
                                        'filesize'  6307712
                                           'mtime'  1621705422
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 008 prerock doowop
                                      'tag_artist'  The Platters
                                     'tag_release'  The Magic Touch: An Anthology Disc 2
                                       'tag_title'  Smoke Gets in Your Eyes
                                             'bpm'  113.772
                                    'search_title'  'eyes':5 'gets':2 'in':3 'smoke':1 'your':4
                                   'search_artist'  'platters':2 'the':1
                                  'search_release'  '2':8 'an':5 'anthology':6 'disc':7 'magic':2 'the':1 'touch':3,4
                                     'search_rest'  '00oldiepop':5 '1959':6 '59':7 'country':4 'doowop':9 'exotica':2 'jazz':1 'oldies':3 'prerock':8
                                    'search_combo'  '00oldiepop':20 '1959':21 '2':15C '59':22 'an':12C 'anthology':13C 'country':19 'disc':14C 'doowop':24 'exotica':17 'eyes':5A 'gets':2A 'in':3A 'jazz':16 'magic':9C 'oldies':18 'platters':7B 'prerock':23 'smoke':1A 'the':6B,8C 'touch':10C,11C 'your':4A
                                    'tag_tracknum'  7
                                      '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['oldies', '60s', 'soul', 'doo wop', 'rhythm and blues', '50s']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705421.9829125  (2021-05-22 19:43:41)
                             'size'  6307712