======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '166'
                                          'artist'  'Louis Jordan'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Boogie Woogie Blue Plate'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', "
 "'Q-HHRNBTT-2', 'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['saxophone', 'blues', 'jazz', 'rhythm and blues', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '129.813'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '129.813'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Boogie Woogie Blue Plate'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '166266'
'TPE1' (Lead performer(s)/Soloist(s))               'Louis Jordan'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['saxophone', 'blues', 'jazz', 'rhythm and blues', 'swing']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.92 dB'
'TXXX:replaygain_track_peak'                        '0.350492'

========================== row from database ==========================
                                              'id'  766852
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Zimelis [Chow, Baby!]/Louis Jordan - Boogie Woogie Blue Plate.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  166
                                           'genre'  set-th-novelty
                                        'filesize'  3269967
                                           'mtime'  1678465008
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Zimelis [Chow, Baby!] set th novelty
                                      'tag_artist'  Louis Jordan
                                     'tag_release'  None
                                       'tag_title'  Boogie Woogie Blue Plate
                                             'bpm'  129.813
                                    'search_title'  'blue':3 'boogie':1 'plate':4 'woogie':2
                                   'search_artist'  'jordan':2 'louis':1
                                  'search_release'  
                                     'search_rest'  'baby':8,9 'chow':6,7 'country':4 'exotica':2 'jazz':1 'novelty':12 'oldies':3 'set':10 'th':11 'zimelis':5
                                    'search_combo'  'baby':14,15 'blue':3A 'boogie':1A 'chow':12,13 'country':10 'exotica':8 'jazz':7 'jordan':6B 'louis':5B 'novelty':18 'oldies':9 'plate':4A 'set':16 'th':17 'woogie':2A 'zimelis':11
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-2', 'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-4', 'q-mixbeat-1', 'Q-PIANO-2']
                                      'lastfmtags'  ['saxophone', 'blues', 'jazz', 'rhythm and blues', 'swing']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678465007.6252751  (2023-03-10 17:16:47)
                             'size'  3269967