======================== unified (from filesystem) ========================
                                         'bitrate'  '185.295'
                                        'duration'  '158'
                                          'artist'  'Shocking Blue'
                                     'text_people'  ''
                                         'release'  "Ladytron's Softcore Jukebox "
                                           'title'  'Send Me A Postcard'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rock', 'dutch', '70s', '60s', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '102.437'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x95\x17\x00\x00'                PRIV(owner='AverageLevel', data=b'\x95\x17\x00\x00')
'PRIV:PeakValue:áz\x00\x00'                         PRIV(owner='PeakValue', data=b'\xe1z\x00\x00')
'TALB' (Album/Movie/Show title)                     "Ladytron's Softcore Jukebox "
'TBPM' (BPM (beats per minute))                     '102.437'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Send Me A Postcard'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shocking Blue'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', 'dutch', '70s', '60s', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.98 dB'
'TXXX:replaygain_track_peak'                        '0.480017'

========================== row from database ==========================
                                              'id'  1329694
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Ladytron/softcore jukebox/16-shocking_blue-send_me_a_postcard-nuhs.mp3
                                         'working'  None
                                         'bitrate'  185
                                    'duration_sec'  158
                                           'genre'  electronic-we-electro
                                        'filesize'  3685708
                                           'mtime'  1621697818
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop softcore jukebox 16 shocking_blue send_me_a_postcard nuhs electronic we electro
                                      'tag_artist'  Shocking Blue
                                     'tag_release'  Ladytron's Softcore Jukebox 
                                       'tag_title'  Send Me A Postcard
                                             'bpm'  102.437
                                    'search_title'  'a':3 'me':2 'postcard':4 'send':1
                                   'search_artist'  'blue':2 'shocking':1
                                  'search_release'  'jukebox':5 'ladytron':1 'ladytrons':3 's':2 'softcore':4
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'a':11 'blue':8 'electro':16 'electronic':14 'electropop':3 'jukebox':6 'me':10 'nuhs':13 'postcard':12 'send':9 'shocking':7 'softcore':5 'synthpop':4 'we':15
                                    'search_combo'  '00electro':13 '00poprockelectronic':12 'a':3A,22 'blue':6B,19 'electro':27 'electronic':25 'electropop':14 'jukebox':11C,17 'ladytron':7C 'ladytrons':9C 'me':2A,21 'nuhs':24 'postcard':4A,23 's':8C 'send':1A,20 'shocking':5B,18 'softcore':10C,16 'synthpop':15 'we':26
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'dutch', '70s', '60s', 'classic rock']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697817.6599712  (2021-05-22 17:36:57)
                             'size'  3685708