======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '192'
                                          'artist'  'Frank Sterling'
                                     'text_people'  ''
                                         'release'  'Southern 78 rpm 1962 MQ 535'
                                           'title'  'Bright Lights'
                                           '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-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['easy listening', 'jazz', 'library music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1962'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '142.55'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Southern 78 rpm 1962 MQ 535'
'TBPM' (BPM (beats per minute))                     '142.55'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1962'
'TIT2' (Title/songname/content description)         'Bright Lights'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '192000'
'TPE1' (Lead performer(s)/Soloist(s))               'Frank Sterling'
'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'                                   ['easy listening', 'jazz', 'library music']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.87 dB'
'TXXX:replaygain_track_peak'                        '0.427147'

========================== row from database ==========================
                                              'id'  1525455
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/southern 78_s & 45_s - 1960-1964/07 Bright Lights (Frank Sterling).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  192
                                           'genre'  prerock-unsorted
                                        'filesize'  3081989
                                           'mtime'  1621698439
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country southern 78_s & 45_s 1960 1964 07 (Frank Sterling) prerock unsorted
                                      'tag_artist'  Frank Sterling
                                     'tag_release'  Southern 78 rpm 1962 MQ 535
                                       'tag_title'  Bright Lights
                                             'bpm'  142.55
                                    'search_title'  'bright':1 'lights':2
                                   'search_artist'  'frank':1 'sterling':2
                                  'search_release'  '1962':4 '535':6 '78':2 'mq':5 'rpm':3 'southern':1
                                     'search_rest'  '1960':10 '1964':11 '45':8 '78':6 'country':4 'exotica':2 'frank':12,13 'jazz':1 'oldies':3 'prerock':16 's':7,9 'southern':5 'sterling':14,15 'unsorted':17
                                    'search_combo'  '1960':20 '1962':8C '1964':21 '45':18 '535':10C '78':6C,16 'bright':1A 'country':14 'exotica':12 'frank':3B,22,23 'jazz':11 'lights':2A 'mq':9C 'oldies':13 'prerock':26 'rpm':7C 's':17,19 'southern':5C,15 'sterling':4B,24,25 'unsorted':27
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['easy listening', 'jazz', 'library music']
                                        'tag_date'  1962
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698438.6351368  (2021-05-22 17:47:18)
                             'size'  3081989