======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '274'
                                          'artist'  'Hoobastank'
                                     'text_people'  ''
                                         'release'  'Extras'
                                           'title'  "Do You Think I'm Sexy?"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'alternative', 'punk', 'punk rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '113.708'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Love; Romantic'
'TALB' (Album/Movie/Show title)                     'Extras'
'TBPM' (BPM (beats per minute))                     '113.708'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TIT2' (Title/songname/content description)         "Do You Think I'm Sexy?"
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hoobastank'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', 'alternative', 'punk', 'punk rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.82 dB'
'TXXX:replaygain_track_peak'                        '0.694768'

========================== row from database ==========================
                                              'id'  1506363
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Hoobastank/Hoobastank__Extras__07 - Do You Think I_m Sexy_.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  274
                                           'genre'  rock-unsorted
                                        'filesize'  6589047
                                           'mtime'  1620386406
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Hoobastank__Extras__07 I_m Sexy_ rock unsorted
                                      'tag_artist'  Hoobastank
                                     'tag_release'  Extras
                                       'tag_title'  Do You Think I'm Sexy?
                                             'bpm'  113.708
                                    'search_title'  'do':1 'i':4 'im':6 'm':5 'sexy':7 'think':3 'you':2
                                   'search_artist'  'hoobastank':1
                                  'search_release'  'extras':1
                                     'search_rest'  '07':4 'classicprogpsy':1 'extras':3 'hoobastank':2 'i':5 'm':6 'rock':8 'sexy':7 'unsorted':9
                                    'search_combo'  '07':13 'classicprogpsy':10 'do':1A 'extras':9C,12 'hoobastank':8B,11 'i':4A,14 'im':6A 'm':5A,15 'rock':17 'sexy':7A,16 'think':3A 'unsorted':18 'you':2A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'alternative', 'punk', 'punk rock', 'rock']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620386406.456485  (2021-05-07 13:20:06)
                             'size'  6589047