======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '101'
                                          'artist'  'Sid Hemphill'
                                     'text_people'  ''
                                         'release'  '248exotica'
                                           'title'  'Emmaline, Take Your Time'
                                           '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-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues', 'all', 'country blues', 'black folk', 'folk']"
                                     'discogstags'  "['country blues', 'delta blues', 'folk, world, & country', 'blues', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'loc-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '119.546'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '248exotica'
'TBPM' (BPM (beats per minute))                     '119.546'
'TCON' (Content type, a.k.a. Genre)                 ['loc-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'Emmaline, Take Your Time'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sid Hemphill'
'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:discogstags'                                  ['country blues', 'delta blues', 'folk, world, & country', 'blues', 'folk']
'TXXX:lastfmtags'                                   ['blues', 'all', 'country blues', 'black folk', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+3.18 dB'
'TXXX:replaygain_track_peak'                        '0.541418'

========================== row from database ==========================
                                              'id'  978047
                                            'path'  /data/Music/Bulk/00localcharacter/248exotica/Sid Hemphill -- Emmaline, Take Your Time.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  101
                                           'genre'  loc-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4059498
                                           'mtime'  1621629622
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter loc unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Sid Hemphill
                                     'tag_release'  248exotica
                                       'tag_title'  Emmaline, Take Your Time
                                             'bpm'  119.546
                                    'search_title'  'emmaline':1,2 'take':3 'time':5 'your':4
                                   'search_artist'  'hemphill':2 'sid':1
                                  'search_release'  '248exotica':1
                                     'search_rest'  'loc':1 'mor':11 'pl':6 'set':3,5,8,10 'shirleyspinoza':7,9 'unsorted':2,4
                                    'search_combo'  '248exotica':8C 'emmaline':1A,2A 'hemphill':7B 'loc':9 'mor':19 'pl':14 'set':11,13,16,18 'shirleyspinoza':15,17 'sid':6B 'take':3A 'time':5A 'unsorted':10,12 'your':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'all', 'country blues', 'black folk', 'folk']
                                        'tag_date'  1960
                                     'discogstags'  ['country blues', 'delta blues', 'folk, world, & country', 'blues', 'folk']

============================== file details ==============================
                                           'mtime'  1621629622.2448502  (2021-05-21 22:40:22)
                             'size'  4059498