======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '125'
                                          'artist'  'Rena Galibova'
                                     'text_people'  ''
                                         'release'  'Excavated Shellac'
                                           'title'  'Ba Stakhanov'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-albania;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '124.087'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Excavated Shellac'
'TBPM' (BPM (beats per minute))                     '124.087'
'TCON' (Content type, a.k.a. Genre)                 ['loc-albania', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'Ba Stakhanov'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rena Galibova'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.19 dB'
'TXXX:replaygain_track_peak'                        '0.696604'

========================== row from database ==========================
                                              'id'  963332
                                            'path'  /data/Music/Bulk/00localcharacter/Excavated Shellac - 78 rpm World Music/Rena_Galibova_-_Ba_Stakhanov.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  125
                                           'genre'  loc-albania;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  5006023
                                           'mtime'  1621625489
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 78 rpm World Music Rena_Galibova_ _Ba_Stakhanov loc albania;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Rena Galibova
                                     'tag_release'  Excavated Shellac
                                       'tag_title'  Ba Stakhanov
                                             'bpm'  124.087
                                    'search_title'  'ba':1 'stakhanov':2
                                   'search_artist'  'galibova':2 'rena':1
                                  'search_release'  'excavated':1 'shellac':2
                                     'search_rest'  '78':1 'albania':10,12 'ba':7 'galibova':6 'loc':9 'mor':19 'music':4 'pl':14 'rena':5 'rpm':2 'set':11,13,16,18 'shirleyspinoza':15,17 'stakhanov':8 'world':3
                                    'search_combo'  '78':7 'albania':16,18 'ba':1A,13 'excavated':5C 'galibova':4B,12 'loc':15 'mor':25 'music':10 'pl':20 'rena':3B,11 'rpm':8 'set':17,19,22,24 'shellac':6C 'shirleyspinoza':21,23 'stakhanov':2A,14 'world':9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621625488.8853962  (2021-05-21 21:31:28)
                             'size'  5006023