======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '414'
                                          'artist'  'Microtrauma'
                                     'text_people'  ''
                                         'release'  'Microtrauma - Olivenkernkomplex EP'
                                           'title'  'Cortex (Ron Flatter remix)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['minimal techno', 'electronic', 'techno', 'neotrance', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '122.1'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:alx ftw!'                                     type PictureType.COVER_FRONT (Cover (front)) b'alx ftw!'
                                     
'TALB' (Album/Movie/Show title)                     'Microtrauma - Olivenkernkomplex EP'
'TBPM' (BPM (beats per minute))                     '122.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TCOP' (Copyright message)                          'Traum schallplatten records'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Cortex (Ron Flatter remix)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Microtrauma'
'TRCK' (Track number/Position in set)               '05'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal techno', 'electronic', 'techno', 'neotrance', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.58 dB'
'TXXX:replaygain_track_peak'                        '0.617163'
'USLT::eng'                                         '\r\nCreated with mp3Tag'

========================== row from database ==========================
                                              'id'  1329341
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/Microtrauma - Cortex (Ron Flatter remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  414
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  16836601
                                           'mtime'  1621085266
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig electronic th techno minimal deephouse
                                      'tag_artist'  Microtrauma
                                     'tag_release'  Microtrauma - Olivenkernkomplex EP
                                       'tag_title'  Cortex (Ron Flatter remix)
                                             'bpm'  122.1
                                    'search_title'  'cortex':1 'flatter':4 'remix':5,6 'ron':2,3
                                   'search_artist'  'microtrauma':1
                                  'search_release'  'ep':3 'microtrauma':1 'olivenkernkomplex':2
                                     'search_rest'  '00poprockelectronic':1 'deephouse':7 'electronic':3 'lanig':2 'minimal':6 'techno':5 'th':4
                                    'search_combo'  '00poprockelectronic':11 'cortex':1A 'deephouse':17 'electronic':13 'ep':10C 'flatter':4A 'lanig':12 'microtrauma':7B,8C 'minimal':16 'olivenkernkomplex':9C 'remix':5A,6A 'ron':2A,3A 'techno':15 'th':14
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'electronic', 'techno', 'neotrance', 'minimal']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621085266.1481261  (2021-05-15 15:27:46)
                             'size'  16836601