======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '135'
                                          'artist'  'Peter Lind Hayes & Mary Healy'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Rememb'ring"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-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-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '201'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '97.318'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '97.318'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         "Rememb'ring"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Peter Lind Hayes & Mary Healy'
'TRCK' (Track number/Position in set)               '201'
'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'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.73 dB'
'TXXX:replaygain_track_peak'                        '0.418040'

========================== row from database ==========================
                                              'id'  1505721
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1955/1955-201 - Peter Lind Hayes & Mary Healy - Rememb_ring.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  135
                                           'genre'  prerock-unsorted
                                        'filesize'  5429206
                                           'mtime'  1621698214
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1955 1955 201 Rememb_ring prerock unsorted
                                      'tag_artist'  Peter Lind Hayes & Mary Healy
                                     'tag_release'  None
                                       'tag_title'  Rememb'ring
                                             'bpm'  97.318
                                    'search_title'  'rememb':1 'remembring':3 'ring':2
                                   'search_artist'  'hayes':3 'healy':5 'lind':2 'mary':4 'peter':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1955':6 '201':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':10 'rememb':8 'ring':9 'unsorted':11
                                    'search_combo'  '00oldiepop':13 '1955':14 '201':15 'country':12 'exotica':10 'hayes':6B 'healy':8B 'jazz':9 'lind':5B 'mary':7B 'oldies':11 'peter':4B 'prerock':18 'rememb':1A,16 'remembring':3A 'ring':2A,17 'unsorted':19
                                    'tag_tracknum'  201
                                      '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-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698213.5496166  (2021-05-22 17:43:33)
                             'size'  5429206