======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '248'
                                          'artist'  'Rasputina'
                                     'text_people'  ''
                                         'release'  'My Fever Broke'
                                           'title'  'SweetWaterKill - Soft Kill R-M'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['cello rock', 'alternative', 'cabaret', 'gothic', 'cello']"
                                     'discogstags'  "['electronic', 'rock', 'modern classical', 'goth rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '109.290'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'My Fever Broke'
'TBPM' (BPM (beats per minute))                     '109.290'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'SweetWaterKill - Soft Kill R-M'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rasputina'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'rock', 'modern classical', 'goth rock']
'TXXX:lastfmtags'                                   ['cello rock', 'alternative', 'cabaret', 'gothic', 'cello']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.52 dB'
'TXXX:replaygain_track_peak'                        '0.748937'

========================== row from database ==========================
                                              'id'  1365909
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Rasputina/(2002) [My Fever Broke] [02] - SweetWaterKill - Soft Kill R-Mix (Dimitri Tikovoi Remix).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  248
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  4969968
                                           'mtime'  1621695874
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos (2002) [My Broke] [02] Mix (Dimitri Tikovoi Remix) ifs songwriter eos
                                      'tag_artist'  Rasputina
                                     'tag_release'  My Fever Broke
                                       'tag_title'  SweetWaterKill - Soft Kill R-M
                                             'bpm'  109.29
                                    'search_title'  'kill':3 'm':5 'r':4 'rm':6 'soft':2 'sweet':7 'sweetwaterkill':1 'water':8
                                   'search_artist'  'rasputina':1
                                  'search_release'  'broke':3 'fever':2 'my':1
                                     'search_rest'  '00singer':1 '00songwriter':4 '02':11,12 '2002':5,6 'broke':9,10 'dimitri':14,15 'eos':3 'ifs':19 'mix':13 'my':7,8 'remix':17,18 'songwriter':2 'tikovoi':16
                                    'search_combo'  '00singer':13 '00songwriter':16 '02':23,24 '2002':17,18 'broke':12C,21,22 'dimitri':26,27 'eos':15 'fever':11C 'ifs':31 'kill':3A 'm':5A 'mix':25 'my':10C,19,20 'r':4A 'rasputina':9B 'remix':29,30 'rm':6A 'soft':2A 'songwriter':14 'sweet':7A 'sweetwaterkill':1A 'tikovoi':28 'water':8A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['cello rock', 'alternative', 'cabaret', 'gothic', 'cello']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'rock', 'modern classical', 'goth rock']

============================== file details ==============================
                                           'mtime'  1621695873.928512  (2021-05-22 17:04:33)
                             'size'  4969968