======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '174'
                                          'artist'  'Hal Kemp & His Orchestra'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Hands Across The Table'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', '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'  '134'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '109.645'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 1934 and peaked at #9 on Various Charts. source Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 1934 and peaked at #'
'TBPM' (BPM (beats per minute))                     '109.645'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Hands Across The Table'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hal Kemp & His Orchestra'
'TRCK' (Track number/Position in set)               '134'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.67 dB'
'TXXX:replaygain_track_peak'                        '0.651956'

========================== row from database ==========================
                                              'id'  1455607
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Hands across the table - Hal Kemp and his orchestra (vocal by Skinnay Ennis).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  174
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  2791508
                                           'mtime'  1620526125
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 across the table his orchestra (vocal by Skinnay Ennis) prerock jb jazz unsorted
                                      'tag_artist'  Hal Kemp & His Orchestra
                                     'tag_release'  None
                                       'tag_title'  Hands Across The Table
                                             'bpm'  109.645
                                    'search_title'  'across':2 'hands':1 'table':4 'the':3
                                   'search_artist'  'hal':1 'his':3 'kemp':2 'orchestra':4
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 'across':7 'by':14 'country':4 'ennis':16,17 'exotica':2 'his':10 'jazz':1 'jb':19 'oldies':3 'orchestra':11 'prerock':18 'skinnay':15 'table':9 'the':8 'unsorted':20 'vocal':12,13
                                    'search_combo'  '00oldiepop':13 '1934':14 'across':2A,15 'by':22 'country':12 'ennis':24,25 'exotica':10 'hal':5B 'hands':1A 'his':7B,18 'jazz':9 'jb':27 'kemp':6B 'oldies':11 'orchestra':8B,19 'prerock':26 'skinnay':23 'table':4A,17 'the':3A,16 'unsorted':28 'vocal':20,21
                                    'tag_tracknum'  134
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526125.1904404  (2021-05-09 04:08:45)
                             'size'  2791508