======================== unified (from filesystem) ========================
                                         'bitrate'  '219.698'
                                        'duration'  '373'
                                          'artist'  'Steve Angello'
                                     'text_people'  ''
                                         'release'  'ALT RAD DANCE'
                                           'title'  'Alpha Baguera'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  ("['dance', 'house', 'electro house', 'progressive house', 'electro', "
 "'electronic']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '129.979'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000003D4 00000405 0000325D 00'
'COMM:iTunNORM:eng'                                 (' 000003D4 00000405 0000325D 00004E20 0004DE9F 0005640B 00008000 00008000 '
 '000478C3 00036E01')
'TALB' (Album/Movie/Show title)                     'ALT RAD DANCE'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'Alpha Baguera'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Steve Angello'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance',
 'house',
 'electro house',
 'progressive house',
 'electro',
 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.11 dB'
'TXXX:replaygain_track_peak'                        '0.617954'

========================== row from database ==========================
                                              'id'  1307502
                                            'path'  /data/Music/Bulk/00poprockelectronic/ALT RAD DANCE/Steve Angello - Alpha Baguera.mp3
                                         'working'  None
                                         'bitrate'  219
                                    'duration_sec'  373
                                           'genre'  electronic-unsorted
                                        'filesize'  10247971
                                           'mtime'  1621696074
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic unsorted
                                      'tag_artist'  Steve Angello
                                     'tag_release'  ALT RAD DANCE
                                       'tag_title'  Alpha Baguera
                                             'bpm'  129.979
                                    'search_title'  'alpha':1 'baguera':2
                                   'search_artist'  'angello':2 'steve':1
                                  'search_release'  'alt':1 'dance':3 'rad':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'unsorted':3
                                    'search_combo'  '00poprockelectronic':8 'alpha':1A 'alt':5C 'angello':4B 'baguera':2A 'dance':7C 'electronic':9 'rad':6C 'steve':3B 'unsorted':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electro house', 'progressive house', 'electro', 'electronic']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696073.6750147  (2021-05-22 17:07:53)
                             'size'  10247971