======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '356'
                                          'artist'  'Flash Hawk Parlor Ensemble'
                                     'text_people'  'Radiohead'
                                         'release'  "You Can't Judge a Song By Its Cover"
                                           'title'  'The Tourist'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', "
 "'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['folk', 'alt-country', 'progressive rock', 'american', 'cover']"
                                     'discogstags'  ("['folk rock', 'country rock', 'indie rock', 'abstract', 'bluegrass', 'folk, "
 "world, & country', 'rock', 'electronic', 'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  '13'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'set-cover or covered-styled;set-cover or covered'
                                             'bpm'  '100.655'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000000 00000210 000009FC 00'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009FC 0000000000F02874 00000000 006CDF6E 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '10022502+41361+2+150+14594'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '2'
'TALB' (Album/Movie/Show title)                     "You Can't Judge a Song By Its Cover"
'TBPM' (BPM (beats per minute))                     '100.655'
'TCOM' (Composer)                                   'Radiohead'
'TCON' (Content type, a.k.a. Genre)                 ['set-cover or covered-styled', 'set-cover or covered']
'TENC' (Encoded by)                                 'iTunes v7.1.1'
'TIT2' (Title/songname/content description)         'The Tourist'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Flash Hawk Parlor Ensemble'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '/1'
'TRCK' (Track number/Position in set)               '/13'
'TXXX:DATE'                                         '2007'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['folk rock',
 'country rock',
 'indie rock',
 'abstract',
 'bluegrass',
 'folk, world, & country',
 'rock',
 'electronic',
 'experimental']
'TXXX:lastfmtags'                                   ['folk', 'alt-country', 'progressive rock', 'american', 'cover']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.57 dB'
'TXXX:replaygain_track_peak'                        '0.444528'

========================== row from database ==========================
                                              'id'  1527962
                                            'path'  /data/Music/Bulk/00poprockelectronic/you can_t judge a song by its cover/-00-Flash Hawk Parlor Ensemble-The Tourist.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  356
                                           'genre'  set-cover or covered-styled;set-cover or covered
                                        'filesize'  7141248
                                           'mtime'  1638540246
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic you can_t judge song by its cover 00 set cover covered styled;set cover covered
                                      'tag_artist'  Flash Hawk Parlor Ensemble
                                     'tag_release'  You Can't Judge a Song By Its Cover
                                       'tag_title'  The Tourist
                                             'bpm'  100.655
                                    'search_title'  'the':1 'tourist':2
                                   'search_artist'  'ensemble':4 'flash':1 'hawk':2 'parlor':3
                                  'search_release'  'a':6 'by':8 'can':2 'cant':4 'cover':10 'its':9 'judge':5 'song':7 't':3 'you':1
                                     'search_rest'  '00':10 '00poprockelectronic':1 'by':7 'can':3 'cover':9 'covered':12 'its':8 'judge':5 'set':11,14,16 'song':6 'styled':13,15 't':4 'you':2
                                    'search_combo'  '00':26 '00poprockelectronic':17 'a':12C 'by':14C,23 'can':8C,19 'cant':10C 'cover':16C,25 'covered':28 'ensemble':6B 'flash':3B 'hawk':4B 'its':15C,24 'judge':11C,21 'parlor':5B 'set':27,30,32 'song':13C,22 'styled':29,31 't':9C,20 'the':1A 'tourist':2A 'you':7C,18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'alt-country', 'progressive rock', 'american', 'cover']
                                        'tag_date'  2007
                                     'discogstags'  ['folk rock', 'country rock', 'indie rock', 'abstract', 'bluegrass', 'folk, world, & country', 'rock', 'electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1638540246.0571165  (2021-12-03 15:04:06)
                             'size'  7141248