======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '296'
                                          'artist'  'More Machine Than Man'
                                     'text_people'  ''
                                         'release'  'Binary Sex'
                                           'title'  'Why? (Rotten remix by Bozo Por'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-3', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['industrial', 'ebm', 'industrial rock', 'usa', 'covers']"
                                     'discogstags'  "['industrial', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '125.006'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Binary Sex'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 'eid-unsorted'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Why? (Rotten remix by Bozo Por'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'More Machine Than Man'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['industrial', 'electronic']
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'industrial rock', 'usa', 'covers']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.54 dB'
'TXXX:replaygain_track_peak'                        '0.451540'

========================== row from database ==========================
                                              'id'  151221
                                            'path'  /data/Music/Bulk/00dwimp/Unsorted/More Machine than Man__cifsde07.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  296
                                           'genre'  eid-unsorted
                                        'filesize'  4745214
                                           'mtime'  1620521117
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Unsorted than Man__cifsde07 eid unsorted
                                      'tag_artist'  More Machine Than Man
                                     'tag_release'  Binary Sex
                                       'tag_title'  Why? (Rotten remix by Bozo Por
                                             'bpm'  125.006
                                    'search_title'  'bozo':6 'by':5 'por':7 'remix':4 'rotten':2,3 'why':1
                                   'search_artist'  'machine':2 'man':4 'more':1 'than':3
                                  'search_release'  'binary':1 'sex':2
                                     'search_rest'  '00dwimp':1 'cifsde07':5 'eid':6 'man':4 'than':3 'unsorted':2
                                    'search_combo'  '00dwimp':14 'binary':12C 'bozo':6A 'by':5A 'cifsde07':18 'eid':19 'machine':9B 'man':11B,17 'more':8B 'por':7A 'remix':4A 'rotten':2A,3A 'sex':13C 'than':10B,16 'unsorted':15 'why':1A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['industrial', 'ebm', 'industrial rock', 'usa', 'covers']
                                        'tag_date'  2003
                                     'discogstags'  ['industrial', 'electronic']

============================== file details ==============================
                                           'mtime'  1620521116.8845966  (2021-05-09 02:45:16)
                             'size'  4745214