======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '278'
                                          'artist'  'Evanescence'
                                     'text_people'  ''
                                         'release'  'Not for Your Ears'
                                           'title'  'You'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-4', "
 "'q-chart-3', 'q-drums-1', 'q-other-1', 'q-vocals-4', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['gothic', 'gothic rock', 'female vocalists', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock-gothrock'
                                             'bpm'  '143.011'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Not for Your Ears'
'TBPM' (BPM (beats per minute))                     '143.011'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock-gothrock'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'You'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Evanescence'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['gothic', 'gothic rock', 'female vocalists', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.48 dB'
'TXXX:replaygain_track_peak'                        '0.492992'

========================== row from database ==========================
                                              'id'  1399057
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Evanescence/Not for Your Ears/MBZ;#Evanescence;#Not for Your Ears;#19;#You.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  278
                                           'genre'  eid-goth or gothrock-gothrock
                                        'filesize'  6684552
                                           'mtime'  1620300596
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth MBZ;#Evanescence;#Not Ears;#19;#You eid goth gothrock gothrock
                                      'tag_artist'  Evanescence
                                     'tag_release'  Not for Your Ears
                                       'tag_title'  You
                                             'bpm'  143.011
                                    'search_title'  'you':1
                                   'search_artist'  'evanescence':1
                                  'search_release'  'ears':4 'for':2 'not':1 'your':3
                                     'search_rest'  '00dwimp':1 '00ebm':2 '19':13,16 'darkwave':4 'ears':12,15 'eid':18 'evanescence':7,10 'goth':5 'gothrock':19 'industrial':3 'mbz':6,9 'not':8,11 'you':14,17
                                    'search_combo'  '00dwimp':7 '00ebm':8 '19':19,22 'darkwave':10 'ears':6C,18,21 'eid':24 'evanescence':2B,13,16 'for':4C 'goth':11 'gothrock':25 'industrial':9 'mbz':12,15 'not':3C,14,17 'you':1A,20,23 'your':5C
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-1', 'Q-PLAY-2', 'q-bass-1', 'q-grit-4']
                                      'lastfmtags'  ['gothic', 'gothic rock', 'female vocalists', 'rock']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620300596.0517297  (2021-05-06 13:29:56)
                             'size'  6684552