======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '160'
                                          'artist'  'Rita Braga'
                                     'text_people'  ''
                                         'release'  'Her Home Recordings - Vol. 3'
                                           'title'  'Stairway To The Stars'
                                           '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-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'acoustic', 'coffee', 'indie folk', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '143.721'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'TALB' (Album/Movie/Show title)                     'Her Home Recordings - Vol. 3'
'TBPM' (BPM (beats per minute))                     '143.721'
'TCON' (Content type, a.k.a. Genre)                 ['loc-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Stairway To The Stars'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rita Braga'
'TPE2' (Band/orchestra/accompaniment)               'Rita Braga'
'TRCK' (Track number/Position in set)               '2'
'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:lastfmtags'                                   ['indie', 'acoustic', 'coffee', 'indie folk', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'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'                        '+1.64 dB'
'TXXX:replaygain_track_peak'                        '0.262645'

========================== row from database ==========================
                                              'id'  644949
                                            'path'  /data/Music/Bulk/00localcharacter/her home recordings - vol. 3/Rita Braga - Her Home Recordings - vol. 3 - 02 Stairway To The Stars.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  160
                                           'genre'  loc-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6675665
                                           'mtime'  1621629923
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter her home recordings vol. vol. 02 loc unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Rita Braga
                                     'tag_release'  Her Home Recordings - Vol. 3
                                       'tag_title'  Stairway To The Stars
                                             'bpm'  143.721
                                    'search_title'  'stairway':1 'stars':4 'the':3 'to':2
                                   'search_artist'  'braga':2 'rita':1
                                  'search_release'  '3':6 'her':1 'home':2 'recordings':3 'vol':4,5
                                     'search_rest'  'her':1 'home':2 'loc':6 'mor':16 'pl':11 'recordings':3 'set':8,10,13,15 'shirleyspinoza':12,14 'unsorted':7,9 'vol':4,5
                                    'search_combo'  '3':12C 'braga':6B 'her':7C,13 'home':8C,14 'loc':18 'mor':28 'pl':23 'recordings':9C,15 'rita':5B 'set':20,22,25,27 'shirleyspinoza':24,26 'stairway':1A 'stars':4A 'the':3A 'to':2A 'unsorted':19,21 'vol':10C,11C,16,17
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  11B
                                           '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-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'coffee', 'indie folk', 'folk']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629922.7657387  (2021-05-21 22:45:22)
                             'size'  6675665