======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '175'
                                          'artist'  'Ted Weems & His Orchestra'
                                     'text_people'  ''
                                         'release'  'Billboard 1928'
                                           'title'  "Who Wouldn't Be Blue?"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['i want back to the 30s', 'all', 'jazz', '20s', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '243'
                                      'tracktotal'  ''
                                            'date'  '1928'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '106.700'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 1928 and peaked at #20 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 1928 and peaked at #'
'TALB' (Album/Movie/Show title)                     'Billboard 1928'
'TBPM' (BPM (beats per minute))                     '106.700'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1928'
'TENC' (Encoded by)                                 'SoundJam v2.5.3'
'TIT2' (Title/songname/content description)         "Who Wouldn't Be Blue?"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ted Weems & His Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '243'
'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'                                   ['i want back to the 30s', 'all', 'jazz', '20s', 'swing']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.32 dB'
'TXXX:replaygain_track_peak'                        '0.699758'

========================== row from database ==========================
                                              'id'  1513474
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Billboard 1928/1928_243 - Ted Weems & His Orchestra - Who Wouldn_t Be Blue_ 192 S (2.55).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  175
                                           'genre'  prerock-vocal
                                        'filesize'  4211420
                                           'mtime'  1621853371
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1928_243 Wouldn_t Blue_ S (2.55) prerock vocal
                                      'tag_artist'  Ted Weems & His Orchestra
                                     'tag_release'  Billboard 1928
                                       'tag_title'  Who Wouldn't Be Blue?
                                             'bpm'  106.7
                                    'search_title'  'be':5 'blue':6 't':3 'who':1 'wouldn':2 'wouldnt':4
                                   'search_artist'  'his':3 'orchestra':4 'ted':1 'weems':2
                                  'search_release'  '1928':2 'billboard':1
                                     'search_rest'  '1928':5 '2':11 '243':6 '255':13 '55':12 'blue':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':14 's':10 't':8 'vocal':15 'wouldn':7
                                    'search_combo'  '1928':12C,17 '2':23 '243':18 '255':25 '55':24 'be':5A 'billboard':11C 'blue':6A,21 'country':16 'exotica':14 'his':9B 'jazz':13 'oldies':15 'orchestra':10B 'prerock':26 's':22 't':3A,20 'ted':7B 'vocal':27 'weems':8B 'who':1A 'wouldn':2A,19 'wouldnt':4A
                                    'tag_tracknum'  243
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['i want back to the 30s', 'all', 'jazz', '20s', 'swing']
                                        'tag_date'  1928
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621853370.7860768  (2021-05-24 12:49:30)
                             'size'  4211420