======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '215'
                                          'artist'  'Cee-Lo'
                                     'text_people'  ''
                                         'release'  'plastictango tango'
                                           'title'  'Bass Head Jazz'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['soul', 'funk', 'hip-hop', 'rnb', 'pop', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '129.896'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'plastictango tango'
'TBPM' (BPM (beats per minute))                     '129.896'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2001'
'TENC' (Encoded by)                                 'iTunes v6.0.1'
'TIT2' (Title/songname/content description)         'Bass Head Jazz'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cee-Lo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:MP3GAIN_MINMAX'                               '109,191'
'TXXX:MP3GAIN_UNDO'                                 '+002,+002,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soul', 'funk', 'hip-hop', 'rnb', 'pop', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.31 dB'
'TXXX:replaygain_track_peak'                        '0.824595'

========================== row from database ==========================
                                              'id'  236785
                                            'path'  /data/Music/Bulk/00localcharacter/plastictango/tango/tango 95.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  215
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  4304474
                                           'mtime'  1620592895
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 95 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Cee-Lo
                                     'tag_release'  plastictango tango
                                       'tag_title'  Bass Head Jazz
                                             'bpm'  129.896
                                    'search_title'  'bass':1 'head':2 'jazz':3
                                   'search_artist'  'cee':1 'ceelo':3 'lo':2
                                  'search_release'  'plastictango':1 'tango':2
                                     'search_rest'  '95':1 'hip':2 'hop':3 'or':4 'rap':6 'rnb':5 'turntablism':7
                                    'search_combo'  '95':9 'bass':1A 'cee':4B 'ceelo':6B 'head':2A 'hip':10 'hop':11 'jazz':3A 'lo':5B 'or':12 'plastictango':7C 'rap':14 'rnb':13 'tango':8C 'turntablism':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['soul', 'funk', 'hip-hop', 'rnb', 'pop', 'hip hop']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592894.7538657  (2021-05-09 22:41:34)
                             'size'  4304474