======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '393'
                                          'artist'  'Ulrich Schnauss'
                                     'text_people'  ''
                                         'release'  'Far Away Trains Passing By'
                                           'title'  'Blumenwiese neben Autobahn'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '6'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '146.000'
                                             'key'  '5B'
                                        'acoustid'  '04ab58b9-281b-46cd-bbc4-85b599da20e0'
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Far Away Trains Passing By'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-11-14'
'TIT2' (Title/songname/content description)         'Blumenwiese neben Autobahn'
'TKEY' (Initial key)                                '5B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ulrich Schnauss'
'TPE2' (Band/orchestra/accompaniment)               'Ulrich Schnauss'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'City Centre Offices'
'TRCK' (Track number/Position in set)               '4/6'
'TSO2'                                              'Schnauss, Ulrich'
'TSOP' (Performer sort order)                       'Schnauss, Ulrich'
'TXXX:ASIN'                                         'B00005TZM9'
'TXXX:Acoustid Id'                                  '04ab58b9-281b-46cd-bbc4-85b599da20e0'
'TXXX:BARCODE'                                      '4015698092028'
'TXXX:CATALOGNUMBER'                                'TOWERBLOCK 005 CD'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  '29f6333a-b4c8-4416-8fdf-598bcef1122a'
'TXXX:MusicBrainz Album Id'                         '0e133e23-6005-4711-ac2e-24b2cc95ee05'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '29f6333a-b4c8-4416-8fdf-598bcef1122a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.470013'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd1443171-6460-4e38-b2b0-03a6ef01272b')

========================== row from database ==========================
                                              'id'  1303164
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Ulrich Schnauss__Ulrich Schnauss - Far Away Trains Passing By (City Centre Offices 2001)__cifs9140.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  393
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  9493738
                                           'mtime'  1636911454
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Schnauss__Ulrich (City Centre Offices 2001)__cifs9140 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Ulrich Schnauss
                                     'tag_release'  Far Away Trains Passing By
                                       'tag_title'  Blumenwiese neben Autobahn
                                             'bpm'  146.0
                                    'search_title'  'autobahn':3 'blumenwiese':1 'neben':2
                                   'search_artist'  'schnauss':2 'ulrich':1
                                  'search_release'  'away':2 'by':5 'far':1 'passing':4 'trains':3
                                     'search_rest'  '00poprockelectronic':1 '2001':13,15 'acid':22 'centre':11 'cifs9140':14,16 'city':9,10 'downtempo':21 'electronic':17 'files':5,6 'hop':19 'jazz':23 'loose':3,4 'offices':12 'or':20 'schnauss':7 'trip':18 'ulrich':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 '2001':23,25 'acid':32 'autobahn':3A 'away':7C 'blumenwiese':1A 'by':10C 'centre':21 'cifs9140':24,26 'city':19,20 'downtempo':31 'electronic':27 'far':6C 'files':15,16 'hop':29 'jazz':33 'loose':13,14 'neben':2A 'offices':22 'or':30 'passing':9C 'schnauss':5B,17 'trains':8C 'trip':28 'ulrich':4B,18 'unsorted':12
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911454.0034652  (2021-11-14 18:37:34)
                             'size'  9493738