======================== unified (from filesystem) ========================
                                         'bitrate'  '320.007'
                                        'duration'  '554'
                                          'artist'  'Carl Craig'
                                     'text_people'  ''
                                         'release'  'Dark Techno'
                                           'title'  "At Les (Christian Smith's Hypnotica Remix)"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['electronica', 'house', 'detroit', 'techno', 'detroit techno', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '126.017'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'Techno -'
'PRIV:http://www.cdtag.com:\x01\x01@RÚ\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x01\x01@R\xda\x00')
'TALB' (Album/Movie/Show title)                     'Dark Techno'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2010-00-00'
'TENC' (Encoded by)                                 'WEB'
'TIT2' (Title/songname/content description)         "At Les (Christian Smith's Hypnotica Remix)"
'TKEY' (Initial key)                                '7B'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Carl Craig'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Tronic'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:Catalog #'                                    'TR53'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Normal'
'TXXX:Rip date'                                     '2010-05-24'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Supplier'                                     'WEB'
'TXXX:TraktorRemixer'                               'Christian Smith'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'house', 'detroit', 'techno', 'detroit techno', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.34 dB'
'TXXX:replaygain_track_peak'                        '0.496265'

========================== row from database ==========================
                                              'id'  1301673
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dark - Techno/Carl Craig - At Les (Christian Smiths Hypnotica Remix) ss.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  554
                                           'genre'  electronic-th-techno
                                        'filesize'  22185856
                                           'mtime'  1620568812
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Smiths ss electronic techno
                                      'tag_artist'  Carl Craig
                                     'tag_release'  Dark Techno
                                       'tag_title'  At Les (Christian Smith's Hypnotica Remix)
                                             'bpm'  126.017
                                    'search_title'  'at':1 'christian':3,4 'hypnotica':8 'les':2 'remix':9,10 's':6 'smith':5 'smiths':7
                                   'search_artist'  'carl':1 'craig':2
                                  'search_release'  'dark':1 'techno':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':4 'smiths':2 'ss':3 'techno':5
                                    'search_combo'  '00poprockelectronic':15 'at':1A 'carl':11B 'christian':3A,4A 'craig':12B 'dark':13C 'electronic':18 'hypnotica':8A 'les':2A 'remix':9A,10A 's':6A 'smith':5A 'smiths':7A,16 'ss':17 'techno':14C,19
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'house', 'detroit', 'techno', 'detroit techno', 'electronic']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620568812.3571336  (2021-05-09 16:00:12)
                             'size'  22185856