======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '181'
                                          'artist'  'Hank Williams'
                                     'text_people'  'Hank Williams'
                                         'release'  'Hank Williams As Luke The Drifter-Beyond the Sunset'
                                           'title'  "ramblin' man"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'singer songwriter', 'americana', 'folk', 'classic country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1953'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country'
                                             'bpm'  '107.607'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Hank Williams As Luke The Drifter-Beyond the Sunset'
'TBPM' (BPM (beats per minute))                     '107.607'
'TCOM' (Composer)                                   'Hank Williams'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country'
'TIT2' (Title/songname/content description)         "ramblin' man"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hank Williams Sr'
'TPE2' (Band/orchestra/accompaniment)               'Hank Williams'
'TPUB' (Publisher)                                  'Proper Records'
'TRCK' (Track number/Position in set)               '14'
'TXXX:DATE'                                         '1953'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['country', 'singer songwriter', 'americana', 'folk', 'classic country']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.98 dB'
'TXXX:replaygain_track_peak'                        '0.551245'

========================== row from database ==========================
                                              'id'  1500708
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/hank williams sr as luke the drifter-beyond the sunset/14-luke the drifter-ramblin_ man.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  181
                                           'genre'  loc-namerica-country
                                        'filesize'  7281479
                                           'mtime'  1621628477
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country hank williams sr as luke drifter beyond sunset 14 luke drifter ramblin_ loc namerica country
                                      'tag_artist'  Hank Williams
                                     'tag_release'  Hank Williams As Luke The Drifter-Beyond the Sunset
                                       'tag_title'  ramblin' man
                                             'bpm'  107.607
                                    'search_title'  'man':3 'ramblin':1,2
                                   'search_artist'  'hank':1 'williams':2
                                  'search_release'  'as':3 'beyond':7 'drifter':6 'drifterbeyond':8 'hank':1 'luke':4 'sunset':9 'the':5 'williams':2
                                     'search_rest'  'as':8 'beyond':11 'country':4 'drifter':10 'exotica':2 'hank':5 'jazz':1 'loc':14 'luke':9 'namerica':15 'oldies':3 'ramblin':13 'sr':7 'sunset':12 'williams':6
                                    'search_combo'  'as':8C,22 'beyond':12C,25 'country':18 'drifter':11C,24 'drifterbeyond':13C 'exotica':16 'hank':4B,6C,19 'jazz':15 'loc':28 'luke':9C,23 'man':3A 'namerica':29 'oldies':17 'ramblin':1A,2A,27 'sr':21 'sunset':14C,26 'the':10C 'williams':5B,7C,20
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['country', 'singer songwriter', 'americana', 'folk', 'classic country']
                                        'tag_date'  1953
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628476.850089  (2021-05-21 22:21:16)
                             'size'  7281479