======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '194'
                                          'artist'  'Floating Points'
                                     'text_people'  ''
                                         'release'  'LateNightTales'
                                           'title'  'Via Lactea'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-1', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'dubstep', 'experimental', 'chillout', 'deep house']"
                                     'discogstags'  ("['ambient', 'electronic', 'jazz', 'funk / soul', 'folk, world, & country', "
 "'stage & screen']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '17'
                                            'date'  '2019'
                                        'comments'  ''
                                           'genre'  'electronic-th-house'
                                             'bpm'  '142.608'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000172 000001F1 00003329'
'COMM:iTunNORM:eng'                                 (' 00000172 000001F1 00003329 00004068 00019C55 0002045F 00006812 00007D1C '
 '00020476 00020476')
'TALB' (Album/Movie/Show title)                     'LateNightTales'
'TBPM' (BPM (beats per minute))                     '142.608'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-house'
'TDRC' (Recording time)                             '2019'
'TIT2' (Title/songname/content description)         'Via Lactea'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Carlos Walker'
'TPE2' (Band/orchestra/accompaniment)               'Floating Points'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/17'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['ambient',
 'electronic',
 'jazz',
 'funk / soul',
 'folk, world, & country',
 'stage & screen']
'TXXX:lastfmtags'                                   ['electronic', 'dubstep', 'experimental', 'chillout', 'deep house']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.42 dB'
'TXXX:replaygain_track_peak'                        '0.821929'

========================== row from database ==========================
                                              'id'  1387098
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/02. Carlos Walker - Via Láctea.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  194
                                           'genre'  electronic-th-house
                                        'filesize'  8745491
                                           'mtime'  1647350758
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 02. Carlos Walker Láctea electronic th house
                                      'tag_artist'  Floating Points
                                     'tag_release'  LateNightTales
                                       'tag_title'  Via Lactea
                                             'bpm'  142.608
                                    'search_title'  'lactea':2 'via':1
                                   'search_artist'  'floating':1 'points':2
                                  'search_release'  'late':2 'latenighttales':1 'night':3 'tales':4
                                     'search_rest'  '00poprockelectronic':1 '02':7,8 'carlos':9 'electronic':13 'files':5,6 'house':15 'lactea':11,12 'loose':3,4 'th':14 'unsorted':2 'walker':10
                                    'search_combo'  '00poprockelectronic':9 '02':15,16 'carlos':17 'electronic':21 'files':13,14 'floating':3B 'house':23 'lactea':2A,19,20 'late':6C 'latenighttales':5C 'loose':11,12 'night':7C 'points':4B 'tales':8C 'th':22 'unsorted':10 'via':1A 'walker':18
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']
                                      'lastfmtags'  ['electronic', 'dubstep', 'experimental', 'chillout', 'deep house']
                                        'tag_date'  2019
                                     'discogstags'  ['ambient', 'electronic', 'jazz', 'funk / soul', 'folk, world, & country', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1647350757.7115364  (2022-03-15 14:25:57)
                             'size'  8745491