======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '278'
                                          'artist'  'Three Amigos'
                                     'text_people'  ''
                                         'release'  'Solid State Vol 1-Wga'
                                           'title'  'Louie Louie (Wiseguys Mix)-Wga'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['trance', 'soundtrack', 'hip-hop', 'ideal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '130.819'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Solid State Vol 1-Wga'
'TBPM' (BPM (beats per minute))                     '130.819'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Louie Louie (Wiseguys Mix)-Wga'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Three Amigos'
'TPE2' (Band/orchestra/accompaniment)               'Three Amigos'
'TRCK' (Track number/Position in set)               '3'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MP3GAIN_MINMAX'                               '149,190'
'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:lastfmtags'                                   ['trance', 'soundtrack', 'hip-hop', 'ideal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.30 dB'
'TXXX:replaygain_track_peak'                        '0.579694'

========================== row from database ==========================
                                              'id'  1354684
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Three Amigos__Solid State Vol 1-Wga__03 - Louie Louie (Wiseguys Mix)-Wga.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  278
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  6694598
                                           'mtime'  1621696867
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Amigos__Solid Wga__03 electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Three Amigos
                                     'tag_release'  Solid State Vol 1-Wga
                                       'tag_title'  Louie Louie (Wiseguys Mix)-Wga
                                             'bpm'  130.819
                                    'search_title'  'louie':1 'mix':4 'mixwga':6 'wga':5 'wiseguys':2,3
                                   'search_artist'  'amigos':2 'three':1
                                  'search_release'  '1':4 '1wga':6 'solid':1 'state':2 'vol':3 'wga':5
                                     'search_rest'  '00poprockelectronic':1 '03':10 'amigos':7 'breakbeat':13 'dnb':15 'electronic':11 'files':5,6 'jungle':16 'loose':3,4 'or':14 'solid':8 'th':12 'unsorted':2 'wga':9
                                    'search_combo'  '00poprockelectronic':15 '03':24 '1':12C '1wga':14C 'amigos':8B,21 'breakbeat':27 'dnb':29 'electronic':25 'files':19,20 'jungle':30 'loose':17,18 'louie':1A 'mix':4A 'mixwga':6A 'or':28 'solid':9C,22 'state':10C 'th':26 'three':7B 'unsorted':16 'vol':11C 'wga':5A,13C,23 'wiseguys':2A,3A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['trance', 'soundtrack', 'hip-hop', 'ideal']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696866.8094108  (2021-05-22 17:21:06)
                             'size'  6694598