======================== unified (from filesystem) ========================
                                         'bitrate'  '220.548'
                                        'duration'  '209'
                                          'artist'  'Lacrimas Profundere'
                                     'text_people'  ''
                                         'release'  '13th Street The Sound Of Mystery'
                                           'title'  'My Velvet Little Darkness'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['metal', 'gothic rock', 'doom metal', 'gothic doom metal', 'gothic metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '95.9'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Lb:ZYX C:ZYX_81857-2'
'TALB' (Album/Movie/Show title)                     '13th Street The Sound Of Mystery'
'TBPM' (BPM (beats per minute))                     '95.9'
'TCON' (Content type, a.k.a. Genre)                 'eid-unsorted'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Lame 3.90.3'
'TIT2' (Title/songname/content description)         'My Velvet Little Darkness'
'TKEY' (Initial key)                                '5A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Lacrimas Profundere'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'gothic rock', 'doom metal', 'gothic doom metal', 'gothic metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-10.53 dB'
'TXXX:replaygain_track_peak'                        '1.095995'

========================== row from database ==========================
                                              'id'  1481621
                                            'path'  /data/Music/Bulk/00poprockelectronic/VA-13th_Street_The_Sound_Of_Mystery-2CD-2006-FWYH/111_lacrimas_profundere-my_velvet_little_darkness-fwyh.mp3
                                         'working'  None
                                         'bitrate'  220
                                    'duration_sec'  209
                                           'genre'  eid-unsorted
                                        'filesize'  5793214
                                           'mtime'  1620521512
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic VA 13th_Street_The_Sound_Of_Mystery 2CD 2006 FWYH 111_lacrimas_profundere my_velvet_little_darkness fwyh eid unsorted
                                      'tag_artist'  Lacrimas Profundere
                                     'tag_release'  13th Street The Sound Of Mystery
                                       'tag_title'  My Velvet Little Darkness
                                             'bpm'  95.9
                                    'search_title'  'darkness':4 'little':3 'my':1 'velvet':2
                                   'search_artist'  'lacrimas':1 'profundere':2
                                  'search_release'  '13th':1 'mystery':6 'of':5 'sound':4 'street':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '111':12 '13th':3 '2006':10 '2cd':9 'darkness':18 'eid':19 'fwyh':11 'lacrimas':13 'little':17 'my':15 'mystery':8 'of':7 'profundere':14 'sound':6 'street':4 'the':5 'unsorted':20 'va':2 'velvet':16
                                    'search_combo'  '00poprockelectronic':13 '111':24 '13th':7C,15 '2006':22 '2cd':21 'darkness':4A,30 'eid':31 'fwyh':23 'lacrimas':5B,25 'little':3A,29 'my':1A,27 'mystery':12C,20 'of':11C,19 'profundere':6B,26 'sound':10C,18 'street':8C,16 'the':9C,17 'unsorted':32 'va':14 'velvet':2A,28
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['metal', 'gothic rock', 'doom metal', 'gothic doom metal', 'gothic metal']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620521512.1798832  (2021-05-09 02:51:52)
                             'size'  5793214