======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '353'
                                          'artist'  'Aphex Twin'
                                     'text_people'  ''
                                         'release'  'Rare & Unreleased'
                                           'title'  'Outside Kick Ass Violin Solo'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['draq', 'drjazzmrfunkmusic', 'electric textures']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '109.231'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000035E 00000000 00001CF0'
'COMM:iTunNORM:eng'                                 (' 0000035E 00000000 00001CF0 00000000 00050955 00000000 00007E81 00000000 '
 '00015FA7 00000000')
'TALB' (Album/Movie/Show title)                     'Rare & Unreleased'
'TBPM' (BPM (beats per minute))                     '109.231'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Outside Kick Ass Violin Solo'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Aphex Twin'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['draq', 'drjazzmrfunkmusic', 'electric textures']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.661836'

========================== row from database ==========================
                                              'id'  768545
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Aphex Twin - OUTSIDE KICK ASS VIOLIN SOLO.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  353
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5656435
                                           'mtime'  1620586835
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism OUTSIDE KICK ASS VIOLIN SOLO hip hop or rnb or rap or turntablism
                                      'tag_artist'  Aphex Twin
                                     'tag_release'  Rare & Unreleased
                                       'tag_title'  Outside Kick Ass Violin Solo
                                             'bpm'  109.231
                                    'search_title'  'ass':3 'kick':2 'outside':1 'solo':5 'violin':4
                                   'search_artist'  'aphex':1 'twin':2
                                  'search_release'  'rare':1 'unreleased':2
                                     'search_rest'  'ass':7 'hip':10 'hiphop':1 'hop':11 'kick':6 'or':12 'outside':5 'rap':2 'rnb':3 'solo':9 'turntablism':4 'violin':8
                                    'search_combo'  'aphex':6B 'ass':3A,16 'hip':19 'hiphop':10 'hop':20 'kick':2A,15 'or':21 'outside':1A,14 'rap':11 'rare':8C 'rnb':12 'solo':5A,18 'turntablism':13 'twin':7B 'unreleased':9C 'violin':4A,17
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['draq', 'drjazzmrfunkmusic', 'electric textures']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586834.942968  (2021-05-09 21:00:34)
                             'size'  5656435