======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '31'
                                          'artist'  'Prefuse 73'
                                     'text_people'  ''
                                         'release'  'Preparations'
                                           'title'  'From the East Intro'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '114.544'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Preparations'
'TBPM' (BPM (beats per minute))                     '114.544'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'From the East Intro'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prefuse 73'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.454038'

========================== row from database ==========================
                                              'id'  1425593
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Prefuse 73/Preparations/Prefuse 73 - Preparations - 01 - From The East Intro.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  31
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  762709
                                           'mtime'  1620592395
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 01 The hip hop or rnb or rap or turntablism
                                      'tag_artist'  Prefuse 73
                                     'tag_release'  Preparations
                                       'tag_title'  From the East Intro
                                             'bpm'  114.544
                                    'search_title'  'east':3 'from':1 'intro':4 'the':2
                                   'search_artist'  '73':2 'prefuse':1
                                  'search_release'  'preparations':1
                                     'search_rest'  'hip':6 'hiphop':1 'hop':7 'or':8 'rap':2 'rnb':3 'the':5 'turntablism':4
                                    'search_combo'  '73':6B 'east':3A 'from':1A 'hip':13 'hiphop':8 'hop':14 'intro':4A 'or':15 'prefuse':5B 'preparations':7C 'rap':9 'rnb':10 'the':2A,12 'turntablism':11
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620592394.9659293  (2021-05-09 22:33:14)
                             'size'  762709