======================== unified (from filesystem) ========================
                                         'bitrate'  '213.136'
                                        'duration'  '318'
                                          'artist'  'Wisp'
                                     'text_people'  ''
                                         'release'  'Honor Beats'
                                           'title'  'Hnipian'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['idm', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '109.527'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Lbl:Sublight Records C:SLR10'
'TALB' (Album/Movie/Show title)                     'Honor Beats'
'TBPM' (BPM (beats per minute))                     '109.527'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Hnipian'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wisp'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['idm', 'electronic']
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.18 dB'
'TXXX:replaygain_track_peak'                        '0.619612'

========================== row from database ==========================
                                              'id'  148361
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Wisp/Wisp - Honor Beats (2006)/02_wisp-hnipian-fwyh.mp3
                                         'working'  None
                                         'bitrate'  213
                                    'duration_sec'  318
                                           'genre'  electronic-experimental
                                        'filesize'  8502101
                                           'mtime'  1636917238
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (2006) 02_wisp hnipian fwyh electronic experimental
                                      'tag_artist'  Wisp
                                     'tag_release'  Honor Beats
                                       'tag_title'  Hnipian
                                             'bpm'  109.527
                                    'search_title'  'hnipian':1
                                   'search_artist'  'wisp':1
                                  'search_release'  'beats':2 'honor':1
                                     'search_rest'  '02':3 '2006':1,2 'electronic':7 'experimental':8 'fwyh':6 'hnipian':5 'wisp':4
                                    'search_combo'  '02':7 '2006':5,6 'beats':4C 'electronic':11 'experimental':12 'fwyh':10 'hnipian':1A,9 'honor':3C 'wisp':2B,8
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  ['idm', 'electronic']

============================== file details ==============================
                                           'mtime'  1636917237.7706454  (2021-11-14 20:13:57)
                             'size'  8502101