======================== unified (from filesystem) ========================
                                         'bitrate'  '161.192'
                                        'duration'  '267'
                                          'artist'  'Gypsophile'
                                     'text_people'  ''
                                         'release'  'Unaneelmi'
                                           'title'  'Lament of Two Ex-Lovers'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['acoustic', 'not music', 'not acoustic', 'hypnotic', 'not hypnotic']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '114.803'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unaneelmi'
'TBPM' (BPM (beats per minute))                     '114.803'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Lament of Two Ex-Lovers'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gypsophile'
'TPE2' (Band/orchestra/accompaniment)               'Gypsophile'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['acoustic', 'not music', 'not acoustic', 'hypnotic', 'not hypnotic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.56 dB'
'TXXX:replaygain_track_peak'                        '0.338578'

========================== row from database ==========================
                                              'id'  472610
                                            'path'  /data/Music/Bulk/00localcharacter/gypsophile [cl-404] unaneelmi/gypsophile - [09] lament of two ex-lovers.mp3
                                         'working'  None
                                         'bitrate'  161
                                    'duration_sec'  267
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  5384192
                                           'mtime'  1620530391
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter gypsophile [cl 404] unaneelmi gypsophile [09] lament two ex lovers loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  Gypsophile
                                     'tag_release'  Unaneelmi
                                       'tag_title'  Lament of Two Ex-Lovers
                                             'bpm'  114.803
                                    'search_title'  'ex':4 'exlovers':6 'lament':1 'lovers':5 'of':2 'two':3
                                   'search_artist'  'gypsophile':1
                                  'search_release'  'unaneelmi':1
                                     'search_rest'  '09':7,8 '404':4,5 'balkan':17 'brass':22 'cl':2,3 'ex':11 'gypsophile':1 'gypsy':15 'klezmer':18,20 'lament':9 'loc':13 'lovers':12 'mi':19,21 'or':16 'style':14 'two':10 'unaneelmi':6
                                    'search_combo'  '09':15,16 '404':12,13 'balkan':25 'brass':30 'cl':10,11 'ex':4A,19 'exlovers':6A 'gypsophile':7B,9 'gypsy':23 'klezmer':26,28 'lament':1A,17 'loc':21 'lovers':5A,20 'mi':27,29 'of':2A 'or':24 'style':22 'two':3A,18 'unaneelmi':8C,14
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'not music', 'not acoustic', 'hypnotic', 'not hypnotic']
                                        'tag_date'  1999
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1620530390.8171484  (2021-05-09 05:19:50)
                             'size'  5384192