======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '369'
                                          'artist'  'Bill Withers'
                                     'text_people'  ''
                                         'release'  'Lanig'
                                           'title'  'Who Is He (Henrik Schwarz Edit)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-2', 'q-syn-3', 'q-bass-3', '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'  "['rnb', 'rhythm and blues', 'soul', 'funk', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '122.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'From the archives of Captain Rainbowbeard... GYARRR!!!'
'PCNT' (Play counter)                               PCNT(count=2)
'POPM:traktor@native-instruments.de'                POPM(email='traktor@native-instruments.de', rating=0, count=2)
'TALB' (Album/Movie/Show title)                     'Lanig'
'TBPM' (BPM (beats per minute))                     '122.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Who Is He (Henrik Schwarz Edit)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bill Withers'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'rhythm and blues', 'soul', 'funk', '70s']
'TXXX:q-bass'                                       '3'
'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'                        '-3.08 dB'
'TXXX:replaygain_track_peak'                        '0.741797'

========================== row from database ==========================
                                              'id'  1319613
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/bill_withers_-_who_is_he___what_is_he_to_you__henrik_schwarz_edit_.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  369
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  14825099
                                           'mtime'  1621085273
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic bill_withers_ _who_is_he___what_is_he_to_you__henrik_schwarz_edit_ electronic techno minimal or deephouse
                                      'tag_artist'  Bill Withers
                                     'tag_release'  Lanig
                                       'tag_title'  Who Is He (Henrik Schwarz Edit)
                                             'bpm'  122.3
                                    'search_title'  'edit':7,8 'he':3 'henrik':4,5 'is':2 'schwarz':6 'who':1
                                   'search_artist'  'bill':1 'withers':2
                                  'search_release'  'lanig':1
                                     'search_rest'  '00poprockelectronic':1 'bill':2 'deephouse':19 'edit':14 'electronic':15 'he':6,9 'henrik':12 'is':5,8 'minimal':17 'or':18 'schwarz':13 'techno':16 'to':10 'what':7 'who':4 'withers':3 'you':11
                                    'search_combo'  '00poprockelectronic':12 'bill':9B,13 'deephouse':30 'edit':7A,8A,25 'electronic':26 'he':3A,17,20 'henrik':4A,5A,23 'is':2A,16,19 'lanig':11C 'minimal':28 'or':29 'schwarz':6A,24 'techno':27 'to':21 'what':18 'who':1A,15 'withers':10B,14 'you':22
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'rhythm and blues', 'soul', 'funk', '70s']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085272.5233257  (2021-05-15 15:27:52)
                             'size'  14825099