======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '312'
                                          'artist'  'EJ'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['queer', 'los angeles', 'grime', 'r&b', 'lgbtq']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '143.314'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '143.314'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'EJ'
'TXXX:Mp3gain_minmax'                               '059,186'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'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'                                   ['queer', 'los angeles', 'grime', 'r&b', 'lgbtq']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.76 dB'
'TXXX:replaygain_track_peak'                        '0.568102'

========================== row from database ==========================
                                              'id'  1305761
                                            'path'  /data/Music/Bulk/00poprockelectronic/EJ/Scorpions - Wind of Change.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  312
                                           'genre'  electronic-we-electro
                                        'filesize'  5004204
                                           'mtime'  1621697644
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Scorpions Wind of Change electronic we electro
                                      'tag_artist'  EJ
                                     'tag_release'  None
                                       'tag_title'  None
                                             'bpm'  143.314
                                    'search_title'  None
                                   'search_artist'  'ej':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'change':5 'electro':8 'electronic':6 'of':4 'scorpions':2 'we':7 'wind':3
                                    'search_combo'  '00poprockelectronic':2 'change':6 'ej':1B 'electro':9 'electronic':7 'of':5 'scorpions':3 'we':8 'wind':4
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-piano-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['queer', 'los angeles', 'grime', 'r&b', 'lgbtq']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621697644.434076  (2021-05-22 17:34:04)
                             'size'  5004204