======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '181'
                                          'artist'  'Viola James, Lonnie Young & Ed Young'
                                     'text_people'  ''
                                         'release'  '248exotica'
                                           'title'  'On That Rock'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '124.852'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '248exotica'
'TBPM' (BPM (beats per minute))                     '124.852'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'On That Rock'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Viola James, Lonnie Young & Ed Young'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.14 dB'
'TXXX:replaygain_track_peak'                        '0.628736'

========================== row from database ==========================
                                              'id'  978086
                                            'path'  /data/Music/Bulk/00localcharacter/248exotica/Viola James, Lonnie Young & Ed Young -- On That Rock.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  181
                                           'genre'  loc-unsorted
                                        'filesize'  7253775
                                           'mtime'  1621629622
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter loc unsorted
                                      'tag_artist'  Viola James, Lonnie Young & Ed Young
                                     'tag_release'  248exotica
                                       'tag_title'  On That Rock
                                             'bpm'  124.852
                                    'search_title'  'on':1 'rock':3 'that':2
                                   'search_artist'  'ed':6 'james':2,3 'lonnie':4 'viola':1 'young':5
                                  'search_release'  '248exotica':1
                                     'search_rest'  'loc':1 'unsorted':2
                                    'search_combo'  '248exotica':10C 'ed':9B 'james':5B,6B 'loc':11 'lonnie':7B 'on':1A 'rock':3A 'that':2A 'unsorted':12 'viola':4B 'young':8B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629622.2683523  (2021-05-21 22:40:22)
                             'size'  7253775