======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '309'
                                          'artist'  'KMFDM'
                                     'text_people'  ''
                                         'release'  'Songs Vol.1'
                                           'title'  'Krank'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['industrial metal', 'german', 'industrial', 'electronic', 'industrial rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '130.063'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Songs Vol.1'
'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Krank'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'KMFDM'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['industrial metal', 'german', 'industrial', 'electronic', 'industrial rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+20.31 dB'
'TXXX:replaygain_track_peak'                        '0.032239'

========================== row from database ==========================
                                              'id'  1289585
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tones On Tail - CHVRCHES/data/pool/compressed/Music/Bulk/00poprockelectronic-elec-synthy-techy/Songs Vol.1/KMFDM - Krank.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  309
                                           'genre'  electronic-unsorted
                                        'filesize'  12545149
                                           'mtime'  1620572394
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Tones On Tail CHVRCHES data pool compressed Music Bulk 00poprockelectronic elec synthy techy electronic unsorted
                                      'tag_artist'  KMFDM
                                     'tag_release'  Songs Vol.1
                                       'tag_title'  Krank
                                             'bpm'  130.063
                                    'search_title'  'krank':1
                                   'search_artist'  'kmfdm':1
                                  'search_release'  '1':3 'songs':1 'vol':2 'vol1':4
                                     'search_rest'  '00poprockelectronic':1 'bulk':10 'chvrches':5 'compressed':8 'data':6 'elec':11 'electronic':14 'music':9 'on':3 'pool':7 'synthy':12 'tail':4 'techy':13 'tones':2 'unsorted':15
                                    'search_combo'  '00poprockelectronic':7 '1':5C 'bulk':16 'chvrches':11 'compressed':14 'data':12 'elec':17 'electronic':20 'kmfdm':2B 'krank':1A 'music':15 'on':9 'pool':13 'songs':3C 'synthy':18 'tail':10 'techy':19 'tones':8 'unsorted':21 'vol':4C 'vol1':6C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', '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-3', 'q-other-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['industrial metal', 'german', 'industrial', 'electronic', 'industrial rock']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572394.1503158  (2021-05-09 16:59:54)
                             'size'  12545149