======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '224'
                                          'artist'  'All Your Sisters'
                                     'text_people'  ''
                                         'release'  'Modern Failures'
                                           'title'  'Tension'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['new wave', 'coldwave', 'post punk', 'industrial', 'darkwave']"
                                     'discogstags'  "['post-punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '10'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '125.1'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Modern Failures'
'TBPM' (BPM (beats per minute))                     '125.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'Tension'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'All Your Sisters'
'TPE2' (Band/orchestra/accompaniment)               'All Your Sisters'
'TRCK' (Track number/Position in set)               '2/10'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['post-punk', 'rock']
'TXXX:lastfmtags'                                   ['new wave', 'coldwave', 'post punk', 'industrial', 'darkwave']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-6.88 dB'
'TXXX:replaygain_track_peak'                        '1.027241'

========================== row from database ==========================
                                              'id'  1481532
                                            'path'  /data/Music/Bulk/00poprockelectronic/Modern Failures/02. Tension.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  224
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  9093992
                                           'mtime'  1620571344
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02. electronic we new wave or post punk
                                      'tag_artist'  All Your Sisters
                                     'tag_release'  Modern Failures
                                       'tag_title'  Tension
                                             'bpm'  125.1
                                    'search_title'  'tension':1
                                   'search_artist'  'all':1 'sisters':3 'your':2
                                  'search_release'  'failures':2 'modern':1
                                     'search_rest'  '00poprockelectronic':1 '02':2,3 'electronic':4 'new':6 'or':8 'post':9 'punk':10 'wave':7 'we':5
                                    'search_combo'  '00poprockelectronic':7 '02':8,9 'all':2B 'electronic':10 'failures':6C 'modern':5C 'new':12 'or':14 'post':15 'punk':16 'sisters':4B 'tension':1A 'wave':13 'we':11 'your':3B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['new wave', 'coldwave', 'post punk', 'industrial', 'darkwave']
                                        'tag_date'  2014
                                     'discogstags'  ['post-punk', 'rock']

============================== file details ==============================
                                           'mtime'  1620571344.017618  (2021-05-09 16:42:24)
                             'size'  9093992