======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '447'
                                          'artist'  'Marcus Worgull & Peter Padeike'
                                     'text_people'  ''
                                         'release'  'Renaissance The Masters Series (Mixed By Francois K)'
                                           'title'  'salam'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', "
 "'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '33'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '125.0'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM::XXX'                                         '.'
'TALB' (Album/Movie/Show title)                     'Renaissance The Masters Series (Mixed By Francois K)'
'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TIT2' (Title/songname/content description)         'salam'
'TKEY' (Initial key)                                '6B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Marcus Worgull & Peter Padeike'
'TRCK' (Track number/Position in set)               '9/33'
'TXXX:DATE'                                         '2013'
'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:lastfmtags'                                   ['house', 'electronic']
'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'                        '-1.77 dB'
'TXXX:replaygain_track_peak'                        '0.632705'

========================== row from database ==========================
                                              'id'  1346573
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/09-marcus_worgull_and_peter_padeike_-_salam.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  447
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  17905742
                                           'mtime'  1621085254
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig 09 marcus_worgull_and_peter_padeike_ _salam electronic th techno minimal deephouse
                                      'tag_artist'  Marcus Worgull & Peter Padeike
                                     'tag_release'  Renaissance The Masters Series (Mixed By Francois K)
                                       'tag_title'  salam
                                             'bpm'  125.0
                                    'search_title'  'salam':1
                                   'search_artist'  'marcus':1 'padeike':4 'peter':3 'worgull':2
                                  'search_release'  'by':7 'francois':8 'k':9,10 'masters':3 'mixed':5,6 'renaissance':1 'series':4 'the':2
                                     'search_rest'  '00poprockelectronic':1 'and':5 'deephouse':13 'electronic':9 'lanig':2 'marcus':3 'minimal':12 'padeike':7 'peter':6 'salam':8 'techno':11 'th':10 'worgull':4
                                    'search_combo'  '00poprockelectronic':16 'and':20 'by':12C 'deephouse':28 'electronic':24 'francois':13C 'k':14C,15C 'lanig':17 'marcus':2B,18 'masters':8C 'minimal':27 'mixed':10C,11C 'padeike':5B,22 'peter':4B,21 'renaissance':6C 'salam':1A,23 'series':9C 'techno':26 'th':25 'the':7C 'worgull':3B,19
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  6B
                                           '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'  ['house', 'electronic']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085254.4621625  (2021-05-15 15:27:34)
                             'size'  17905742