======================== unified (from filesystem) ========================
                                         'bitrate'  '320.015'
                                        'duration'  '173'
                                          'artist'  'Banjo Joe'
                                     'text_people'  ''
                                         'release'  'Good for What Ails You: Music of the Medicine Shows, 1926-1937 - Disk1'
                                           'title'  'My Money Never Runs Out'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['mississippi']"
                                     'discogstags'  "['blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '112.821'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Good for What Ails You: Music of the Medicine Shows, 1926-1937 - Disk1'
'TBPM' (BPM (beats per minute))                     '112.821'
'TCON' (Content type, a.k.a. Genre)                 ['loc-namerica-country', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'My Money Never Runs Out'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Banjo Joe'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'blues'
'TXXX:lastfmtags'                                   'mississippi'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+1.94 dB'
'TXXX:replaygain_track_peak'                        '0.400635'

========================== row from database ==========================
                                              'id'  672850
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Good for What Ails You Music of the Medicine Shows, 1926-1937 - Disk1/18 - Banjo Joe - My Money Never Runs Out.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  173
                                           'genre'  loc-namerica-country;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6925863
                                           'mtime'  1621627988
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 18 loc namerica country;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Banjo Joe
                                     'tag_release'  Good for What Ails You: Music of the Medicine Shows, 1926-1937 - Disk1
                                       'tag_title'  My Money Never Runs Out
                                             'bpm'  112.821
                                    'search_title'  'money':2 'my':1 'never':3 'out':5 'runs':4
                                   'search_artist'  'banjo':1 'joe':2
                                  'search_release'  '1926':13 '19261937':15 '1937':14 'ails':4 'disk1':16 'for':2 'good':1 'medicine':10 'music':7 'of':8 'shows':11,12 'the':9 'what':3 'you':5,6
                                     'search_rest'  '18':5 'country':4,8,10 'exotica':2 'jazz':1 'loc':6 'mor':17 'namerica':7 'oldies':3 'pl':12 'set':9,11,14,16 'shirleyspinoza':13,15
                                    'search_combo'  '18':28 '1926':20C '19261937':22C '1937':21C 'ails':11C 'banjo':6B 'country':27,31,33 'disk1':23C 'exotica':25 'for':9C 'good':8C 'jazz':24 'joe':7B 'loc':29 'medicine':17C 'money':2A 'mor':40 'music':14C 'my':1A 'namerica':30 'never':3A 'of':15C 'oldies':26 'out':5A 'pl':35 'runs':4A 'set':32,34,37,39 'shirleyspinoza':36,38 'shows':18C,19C 'the':16C 'what':10C 'you':12C,13C
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mississippi']
                                        'tag_date'  2005
                                     'discogstags'  ['blues']

============================== file details ==============================
                                           'mtime'  1621627987.5193563  (2021-05-21 22:13:07)
                             'size'  6925863