======================== unified (from filesystem) ========================
                                         'bitrate'  '192.486'
                                        'duration'  '310'
                                          'artist'  'Haiku'
                                     'text_people'  ''
                                         'release'  'Haiku'
                                           'title'  'Morning'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['deepspaceone', 'rock', 'idm', 'experimental', 'chicago']"
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic;set-pl-sced'
                                             'bpm'  '94.108'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Haiku'
'TBPM' (BPM (beats per minute))                     '94.108'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'set-pl-sced']
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 "i'm too lame to change the default settings"
'TIT2' (Title/songname/content description)         'Morning'
'TKEY' (Initial key)                                '10B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Haiku'
'TPE2' (Band/orchestra/accompaniment)               'Haiku'
'TRCK' (Track number/Position in set)               '15'
'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:discogstags'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['deepspaceone', 'rock', 'idm', 'experimental', 'chicago']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.32 dB'
'TXXX:replaygain_track_peak'                        '0.708232'

========================== row from database ==========================
                                              'id'  1318583
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Haiku/[2007] Haiku/15 Morning.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  310
                                           'genre'  electronic;set-pl-sced
                                        'filesize'  7495504
                                           'mtime'  1636913142
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer [2007] 15 electronic;set pl sced
                                      'tag_artist'  Haiku
                                     'tag_release'  Haiku
                                       'tag_title'  Morning
                                             'bpm'  94.108
                                    'search_title'  'morning':1
                                   'search_artist'  'haiku':1
                                  'search_release'  'haiku':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '2007':3,4 'electronic':5,7 'pl':9 'sced':10 'set':6,8
                                    'search_combo'  '00calmer':5 '00poprockelectronic':4 '2007':6,7 'electronic':8,10 'haiku':2B,3C 'morning':1A 'pl':12 'sced':13 'set':9,11
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['deepspaceone', 'rock', 'idm', 'experimental', 'chicago']
                                        'tag_date'  2007
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1636913141.580589  (2021-11-14 19:05:41)
                             'size'  7495504