======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '145'
                                          'artist'  'Zelwer'
                                     'text_people'  ''
                                         'release'  'Balkanizacija: BalkanBeat i LevantianDub'
                                           'title'  'Soldier Tufaiew Gets Married'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['all', 'made to measure', 'balkan', 'gypsy', 'cabaret', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '135.637'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Balkanizacija: BalkanBeat i LevantianDub'
'TBPM' (BPM (beats per minute))                     '135.637'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Soldier Tufaiew Gets Married'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Zelwer'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '20'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['all', 'made to measure', 'balkan', 'gypsy', 'cabaret', 'folk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.426138'

========================== row from database ==========================
                                              'id'  1383920
                                            'path'  /data/Music/Bulk/00localcharacter/balkanizacija, balkan beats & levantin dub/20. zelwer – soldier tufaiew gets married.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  145
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  4651945
                                           'mtime'  1620530157
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter balkanizacija, balkan beats & levantin dub 20. zelwer – soldier tufaiew gets married loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  Zelwer
                                     'tag_release'  Balkanizacija: BalkanBeat i LevantianDub
                                       'tag_title'  Soldier Tufaiew Gets Married
                                             'bpm'  135.637
                                    'search_title'  'gets':3 'married':4 'soldier':1 'tufaiew':2
                                   'search_artist'  'zelwer':1
                                  'search_release'  'balkan':6 'balkanbeat':3 'balkanizacija':1,2 'beat':7 'dub':9 'i':4 'levantian':8 'levantiandub':5
                                     'search_rest'  '20':7,8 'balkan':3 'balkanizacija':1,2 'beats':4 'brass':22 'dub':6 'gets':12 'gypsy':16 'klezmer':18,20 'levantin':5 'loc':14 'married':13 'mi':19,21 'or':17 'soldier':10 'style':15 'tufaiew':11 'zelwer':9
                                    'search_combo'  '20':21,22 'balkan':11C,17 'balkanbeat':8C 'balkanizacija':6C,7C,15,16 'beat':12C 'beats':18 'brass':36 'dub':14C,20 'gets':3A,26 'gypsy':30 'i':9C 'klezmer':32,34 'levantian':13C 'levantiandub':10C 'levantin':19 'loc':28 'married':4A,27 'mi':33,35 'or':31 'soldier':1A,24 'style':29 'tufaiew':2A,25 'zelwer':5B,23
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['all', 'made to measure', 'balkan', 'gypsy', 'cabaret', 'folk']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620530157.203961  (2021-05-09 05:15:57)
                             'size'  4651945